Publications (for reprints: info@alber-geomechanics.com)

Standards

FGSV Arbeitskreis Fels (Hecht, T.; Alber, M.; Brodbeck, M.; Dietrich, M.; Gahm, T.; Glück, S.; Hippler, B.; Leister, T.; Mittag, J. und E. Stapff) 2015. Guidelines for Construction Woks with and in Rock (in German)s. FGSV-Verlag, Köln, 44 p.

Alber, M:; Yaralı, O.; Dahl, F.; Bruland, A.; Käsling, H.; Michalakopoulos, T.N.; Cardu, M.; Hagan, P.; Aydın, H. and A. Özarslan (2014). ISRM Suggested Method for Determining the Abrasivity of Rock by the CERCHAR Abrasivity Test. Rock Mechanics and Rock Engineering (47)1, pp. 261-266.

Clostermann, M.; Alber, M.; Placzek, D. und A. Sroka (2020). Gutachterliche Stellungnahme zu den Themen
„Einwirkungsrelevanz des Altbergbaus, Bemessung von Einwirkungs- und Gefährdungsbereichen und
Einfluss von Grubenwasserstandsänderungen“. https://www.bra.nrw.de/system/files/media/document/file/gutachten-einwirkungsrelevanz_0.pdf

Rock parameters

Koelen, K.; Alber, M; Duda, M. and T. Backers (2021). Effect of sloppy sample preparation on results from uniaxial compressive strength tests. Proc. Eurock 2021: Mechanics and Rock Engineering, from Theory to Practice Mechanics and Rock Engineering, from Theory to Practice. doi:10.1088/1755-1315/833/1/012030

Plinninger, J.; Alber, M. und J. Düllmann (2019). Praxisorientierte Untersuchung und Klassifizierung anisotroper Festigkeitseigenschaften von Festgesteinen. Tagungsband Fachsektionstage Geotechnik der DGGT, pp. 268-273.

Alber, M. (2014). Experimentally-based relation between dynamic and static elastic moduli of various sandstones and a quartzite. Proc. EUROCK 2014. Rock Engineering and Rock Mechanics: Structures in and on Rock Masses – Alejano, Perucho, Olalla & Jiménez (Eds)© 2014 Taylor & Francis Group, London, 978-1-138-00149-7, pp. 77-82.

Alber, M. (2013). Strength of faults – A concern for mining engineers? Proc. EUROCK2013: Rock Mechanics for Resources, Energy and Environment – Kwasniewski & Łydzba (eds)© 2013 Taylor & Francis Group, London, ISBN 978-1-138-00080-3, pp. 545-540.

Kahraman, S. and Alber, M. (2008). Triaxial strength of a fault breccia of weak rocks in a strong matrix. Bull. Eng. Geol. Environ. (67). pp. 435-441.

Alber, M. and S. Kahraman (2008). Predicting the uniaxial compressive strength and elastic modulus of a fault breccia from texture coefficient. Rock Mech. & Rock Eng. 42(1), pp. 117-127.

Kahraman, S., Alber, M., Fener, M. and Gunaydin, O. (2008). Evaluating the geomechanical properties of Misis Fault Breccia (Turkey). Int. J. Rock Mech. Min. Sci. 45 pp. 1469– 1479.

Alber, M. (2001). Incorporation of discontinuity related anisotropy into rock mass classification. Felsbau 4/2001, pp. 55-60.

Alber, M. (2001). Anisotropy of a regularly jointed limestone rock mass and its effects on geomechanical parameters. Rock Mechanics - a Challenge for Society (Proc. ISRM Int. Symp. Eurock’01, Helsinki), Särkkä & Eloranta (eds.), Balkema, Rotterdam, pp. 199-204.

Abrasivity and Wear

Düllmann, J.; Alber, M. und R. Plinninger (2014). Mit dem Topf zum Erfolg? Zur Bewertung der Abrasivität mit Indexverfahren und "herkömmlichen" Bodenkennwerte. 9. Koll. Bauen in Boden und Fels, Technische Akademie Esslingen, pp. 179-186.

Düllmann, J.; Alber, M. und R. Plinninger (2014). Bewertung der Abrasivität von Lockergesteinen mit Indexverfahren und herkömmlichen Bodenkennwerten. Geomechanics and Tunnelling 7(1), pp. 87-97.

Alber, M. (2010). Abrasivity of Rocks at Depth. Proc. EUROCK2010 - Rock Mechanics in Civil and Environmental Engineering – Zhao, Labiouse, Dudt & Mathier (eds), Taylor & Francis Group, London, pp. 421-424.

Alber, M. (2008). Stress dependency of the Cerchar abrasivity index (CAI) and its effects on wear of selected rock cutting tools. Tunnelling & Underground Space Technology 23(4), pp. 351-359

Tunnel Boring Machines

Macias, F.J.; Büchi, E.; Plinninger, R. and M. Alber (2020). On the definition and classification of mixed face conditions (MFC) in hard rock TBM tunnelling. Proc. ISRM International Symposium Eurock 2020 – Hard Rock Engineering. C.C. Li, H. Ødegaard, A.H. Høien, J. Macias (Eds.). ISBN: 978-82-8208-072-9

Alber, M; Plinninger, R. and J. Düllmann (2018). Mixed Face Conditions (MFC) in hard rock TBM drives—causes, effects and solutions. Proc. EUROCK18, Geomechanics and Geodynamics of Rock Masses – Litvinenko (Ed.) © 2018 Taylor & Francis Group, London, ISBN 978-1-138-61645-5. pp. 1093 - 1100.

Düllmann, J., Hollmann, F.S., Thewes. M. & Alber, M. (2013). Analysis of Soil-Machine-Interactions (Part 1): Processing of TBM-Machine-Data and Extraction of Excavation-specific Data, 3rd International Conference on Computational Methods in Tunneling and Subsurface Engineering, Ruhr University Bochum, 17-19 April 2013, S. 621 - 634.

Hollmann, F. S., Düllmann, J., Thewes, M., Alber, M. (2013): Analysis of Soil-Machine-Interactions (Part 2): Influences on the Excavation-specific Data of TBM-Machine Data. Proc. EURO: TUN 2013, 3rd International Conference on Computational Methods in Tunnelling and Subsurface Engineering. Ruhr University Bochum, pp. 635-646.

Alber, M. (2008). An Intergrated Approach to Penetration, Advance Rates and Disc Cutter Wear for Hard Rock TBM Drives. Geomechanik und Tunnelbau 1, pp. 29-37.

Alber, M. (2000). Advance rates of hard rock TBM drives and their effects on project economics. Tunnelling & Underground Space Technology 15 (1), pp. 55-64.

Geotechnical Measurments / Georisks

Scherbeck, M. & M. Alber (2014). Realizing, Monitoring and Evaluating of Georisks in a Changing Climate. G. Lollino et al. (eds.), Engineering Geology for Society and Territory – Volume 1, DOI: 10.1007/978-3-319-09300-0_80. pp. 419-423.

Scherbeck, M.; Alber, M. ; Steinrücke, M. ; Brodbeck, M. ; Plinninger, R. (2013). BMBF-Forschungsprojekt GeoKlimB – Teil 1: Erfassen, Bewerten und Verfolgen von Georisiken als Folge des sich verändernden Klimas. 19. Tagung für Ingenieurgeologie, München. http://nbn-resolving.de/urn/resolver.pl?urn:nbn:de:bvb:91-epub-20130320-1138115-0-0

Plinninger, R.; Alber, M. ; Brodbeck, M. ; Singer, J. ; Scherbeck, M. (2013). BMBF-Forschungsprojekt GeoKlimB – Teil 2: Einrichtung und Betrieb dreier Geosensor-Felder am Albaufstieg der BAB A8. 19. Tagung für Ingenieurgeologie, München. http://nbn-resolving.de/urn/resolver.pl?urn:nbn:de:bvb:91-epub-20130320-1138111-0-2

Alber, M., Plinninger, R. & Düllmann, J. (2011). On the Influence of Casing and Backfilling Materials on Inclinometer Tests.- Proceedings of the 8th International Symposium on Field Measurements in GeoMechanics (FMGM), Berlin, 12.-15.09.2011.

Düllmann, J.; Plinninger, R. und M. Alber (2010). Der Einfluss des Messstellenausbaus auf Inklinometermessungen an Felsscherflächen. 19. Symp. Felsmechanik und Tunnelbau, Geotechnik 2010(2), pp. 152-156.

Düllmann, J.; Plinninger, R. und M. Alber, M. (2009): Analyse des Ausbaus von Inklinometermessstellen und dessen Einfluss auf das Messergebnis.- in: Schwerter, R. (Hrsg, 2009): Veröffentlichungen 17. Tagung für Ingenieurgeologie - Zittau 6.-9. Mai 2009: 85 - 89.

Mining

Alber, M. (2024).Seismic events in an unmined rock mass due to watere rise. Proc. Eurock 2o24: New Challenges in Rock mechanics and Rock Engineering. Tomas et al. eds). DOI: 10.1201/9781003429234-49

Alber, M. (2021). Rock engineering challenges in post-mining. Proc. Eurock 2021: Mechanics and Rock Engineering, from Theory to Practice Mechanics and Rock Engineering, from Theory to Practice. doi:10.1088/1755-1315/833/1/012002

Alber, M. and A. Özarslan (2014). Strata Control Problems in Longwall Mining: Case Examples. Proc. ROCKMEC’2014-XIth Regional Rock Mechanics Symposium, Afyonkarahisar, Turkey.

Alber, M. (2012). Aspects of Time dependent Behavior of Coal Measure Rocks. Proc. EUROCK 2012, Stockholm, Sweden.

Alber, M. and R. Fritschen (2011). Rock mechanical analysis of a Ml= 4.0 seismic event induced by mining in the Saar District, Germany, Geophysical Journal International, 186 (1), pp.359–372.

Alber, M.; Fritschen, R.; Bischoff, M. and Th. Meier. (2009). Rock mechanical investigations of seismic events in a deep longwall coal mine. International Journal of Rock Mechanics and Mining Sciences. (46), pp.408-420.

Alber, M., Backers, T., Fritschen, R. & T. Neuffer (2019). Rock mechanical analyses of seismic events in a deep coal mine in Germany during flooding. Rock Mechanics for Natural Resources and Infrastructure Development – Fontoura, Rocca & Pavón Mendoza (Eds) © 2020 ISRM, ISBN 978-0-367-42284-4, pp. 1403 – 1409.

Geothermics / Hydaulic Fracturing

Stoeckhert, F.; Solibida, C.; Witte, L. and M. Alber (2021). Multiple radial fractures connecting horizontal boreholes – a lab study on the feasibility of the multifrac concept for geothermal heat extraction from deep reservoirs with low permeability. Proc. Eurock 2021: Mechanics and Rock Engineering, from Theory to Practice Mechanics and Rock Engineering, from Theory to Practice. doi:10.1088/1755-1315/833/1/012186

Stöckhert, F.; Brenne, S.; Molenda, M. & M. Alber (2014). Fracture mechanical evaluation of hydraulic fracturing laboratory experiments. Proc. EUROCK 2014. Rock Engineering and Rock Mechanics: Structures in and on Rock Masses – Alejano, Perucho, Olalla & Jiménez (Eds)© 2014 Taylor & Francis Group, London, 978-1-138-00149-7, pp. 1335-1340.

Brenne, S.; Molenda, M.; Stöckhert, F. & M. Alber (2014). Hydraulic Fracturing of a Devonian Slate under confining pressure – with emphasis on cleavage inclination. Proc. EUROCK 2014. Rock Engineering and Rock Mechanics: Structures in and on Rock Masses – Alejano, Perucho, Olalla & Jiménez (Eds)© 2014 Taylor & Francis Group, London, 978-1-138-00149-7, pp. 1369-1373.

Alber, M. (2013). Lehren aus bergbauinduzierter Seismizität für die Stimulation petrothermaler Geothermie. 19. Tagung für Ingenieurgeologie, München. http://nbn-resolving.de/urn/resolver.pl?urn:nbn:de:bvb:91-epub-20130320-1138048-0-4

Brenne, S. and M. Alber (2012). Interpretation of Laboratory Hydraulic Fracture Experiments with Emphasis on Acoustic Emissions. Proc. EUROCK 2012, Stockholm, Sweden.

Alber, M.; Michalzik, D. und F. Rummel (2007). Das Prometheus-Projekt - Phase II: Explorationsbohrung zur Gewinnung geothermischer Energie an der Ruhr-Universität Bochum. 16. Tagung für Ingenieurgeologie, Bochum. (F. Otto, Ed.), DGGT, Essen, pp. 381-389.

Publications in chronological order

2024

Alber, M. (2024).Seismic events in an unmined rock mass due to watere rise. Proc. Eurock 2o24: New Challenges in Rock mechanics and Rock Engineering. Tomas et al. (eds). DOI: 10.1201/9781003429234-49

2023

Alber, M.; Alejano, L.R. and T. Backers (2023). How to form competent rock engineers. 15th ISRM Congress 2023 & 72nd Geomechanics Colloquium. Schubert & Kluckner (eds.)

Alber, M.; Duda, M. und S. Fränzer (2023).Dimensioning of grouted rock bolts (in German). Vortragsband DGGT Fachsektionstage, pp.254-259.

Aderhold, M.; Alber, M. and R.J. Plinninger (2023). Experiences with the application of the needle penetrometer
test in marlstone (in German) geotechnik (46), pp, 1-6. DOI: 10.1002/gete.202300008

2021

Alber M. und K. Bartmann (2021). Spalling prediction by distortion strain energy. Proc. Eurock 2021: Mechanics and Rock Engineering, from Theory to Practice Mechanics and Rock Engineering, from Theory to Practice. doi:10.1088/1755-1315/833/1/012160

2020

Alber, M.; Backers, T., Fritschen, T. and T. Neuffer (2020). Remote seismic events induced by mine flooding. Proc. ISRM International Symposium Eurock 2020 – Hard Rock Engineering. C.C. Li, H. Ødegaard, A.H. Høien, J. Macias (Eds.). ISBN: 978-82-8208-072-9

Stoeckhert, F. Solibida, C. and M. Alber (2021). Hydraulic fractures in discontinuous, anisotropic and heterogeneous rock – a lab study. Proc. ISRM International Symposium Eurock 2020 – Hard Rock Engineering. C.C. Li, H. Ødegaard, A.H. Høien, J. Macias (Eds.). ISBN: 978-82-8208-072-9

2019

Plinninger, J.; Alber, M. und J. Düllmann (2019). Praxisorientierte Untersuchung und Klassifizierung anisotroper Festigkeitseigenschaften von Festgesteinen. Tagungsband Fachsektionstage Geotechnik der DGGT, pp. 268-273.

Alber, M., Backers, T., Fritschen, R. & T. Neuffer (2019). Rock mechanical analyses of seismic events in a deep coal mine in Germany during flooding. Rock Mechanics for Natural Resources and Infrastructure Development – Fontoura, Rocca & Pavón Mendoza (Eds) © 2020 ISRM, ISBN 978-0-367-42284-4, pp. 1403 – 1409.

2018

Alber, M; Plinninger, R. and J. Düllmann (2018). Mixed Face Conditions (MFC) in hard rock TBM drives—causes, effects and solutions. Proc. EUROCK18, Geomechanics and Geodynamics of Rock Masses – Litvinenko (Ed.) © 2018 Taylor & Francis Group, London, ISBN 978-1-138-61645-5. pp. 1093 - 1100.

Bartmann, K. and M. Alber (2018). Analysis of crack initiation and crack damage of metamorphic rocks with emphasis on acoustic emission measurement. Proc. EUROCK18, Geomechanics and Geodynamics of Rock Masses – Litvinenko (Ed.) © 2018 Taylor & Francis Group, London, ISBN 978-1-138-61645-5. pp. 205-210.

Hahn, F.; Jabs, T.; Bracke, R. and M. Alber (2018). Geomechanical characterization of the upper carboniferous under thermal stress for the evaluation of a High Temperature-Mine Thermal Energy Storage (HT-MTES). Proc. EUROCK18, Geomechanics and Geodynamics of Rock Masses – Litvinenko (Ed.) © 2018 Taylor & Francis Group, London, ISBN 978-1-138-61645-5. pp. 287-292.

Stoeckhert, F.; Solibida, C. and M. Alber (2018) Fracture propagation in layered carboniferous strata. Proc. EUROCK18, Geomechanics and Geodynamics of Rock Masses – Litvinenko (Ed.) © 2018 Taylor & Francis Group, London, ISBN 978-1-138-61645-5. pp. 1437 - 1444.

Hedtmann, N. and M. Alber (2018) Variation of laboratory test results with specimen size in carbonates of Bavarian Malm. . Proc. EUROCK18, Geomechanics and Geodynamics of Rock Masses – Litvinenko (Ed.) © 2018 Taylor & Francis Group, London, ISBN 978-1-138-61645-5. pp. 1185-1190.

Plinninger, R.; Alber, M. und J. Düllmann (2018). Gebirgsmaßstäbliche Einflussfaktoren auf den Werkzeugverschleiß bei maschinellen Tunnelvortriebsverfahren im Hartgestein.Geomechanics and Tunnelling 11 (2), pp. 157-168. DOI: 10.1002/geot.201700068

Küpferle; J.; Röttger, A.; Theisen, W. und M. Alber (21018). Tribologische Analyse des Abbauwerkzeugverschleißes von Tunnelvortriebsmaschinen in Lockergestein aus werkstofftechnischer Sicht. Geomechanics and Tunnelling 11 (2), pp. 131-141. DOI: 10.1002/geot.201700066

Küpferle, J.; Zizka, Z.; Schoesser, B.; Röttger, A.; Alber, M.; Thewes, M. & W. Theisen (2018). Influence of the slurry-stabilized tunnel face on shield TBM tool wear regarding the soil mechanical changes – Experimental evidence of changes in the tribological system. Tunnelling and Underground Space Technology (24), pp.206–216. doi.org/10.1016/j.tust.2018.01.011

Alber, M.; Plininger, R. & J. Düllmann (2018). "Mixed-Face"-Bedingungen (MFC) im maschinellen Tunnelvortrieb - Ursachen, Folgen, Lösungsansätze. Tagungsband 11. Kolloquium Bauen in Boden und Fels (eds. Vogt & Moormann). TAE Esslingen, pp. 193-200.

2017

Solibida, C.; Stöckhert, F. & M. Alber (2017). Geomechanische Charakterisierung des Westfal C und D im Osnabrücker Bergland als Analogaufschluss für Hot-Dry-Rock-Geothermieprojekte im Norddeutschen Becken. Tagungsband Fachsektionstage der DGGT. DGGT, Essen. pp. 368-373.

Bartmann, K. & M. Alber (2017). Experimental Determination of Crack Initiation and Crack Damage of Two Granites. Procedia Engineering 191, pp. 119 – 126. doi: 10.1016/j.proeng.2017.05.162.

Hedtmann, N. & M. Alber (2017). Investigation of Water-Permeability and Ultrasonic Wave Velocities of German Malm Aquifer Rocks for Hydro-Geothermal Energy.Procedia Engineering 191, pp 127 – 133. doi: 10.1016/j.proeng.2017.05.163.

Kuepferle, J.; Röttger, A.; Theisen, W. & M. Alber (2017). Wear prediction for soft-ground tunneling tools – a new approach regarding the dominant influencing factors in the tribological system of tunneling tools. In: Proceedings of the WTC (World Tunneling Congress) 2017 in Bergen, Norway.

Alber, M. & C. Solibida (2017).Geomechanical Characterization of a Host Rock for Enhanced Geothermal System in the North-German Basin. Procedia Engineering 191, pp. 158 – 163. doi: 10.1016/j.proeng.2017.05.167.

Alber, M. & N. Ehringhausen (2017). Petrophysical Properties of Casing Cement While Curing. Procedia Engineering 191, pp. 164 - 171. doi: 10.1016/j.proeng.2017.05.168.

2016

Fritschen, R. und M. Alber (2016). Seismisches Monitoring des Grubenwasseranstiegs an der Saar. 16. Altbergbaukollquium, Goslar, pp. 145-154.

Preis für das beste Paper bei der EUROCK 2016
Stoeckhert, F.; Brenne, S.; Molenda, M. & M. Alber (2016). Mode I fracture toughness of rock under confining pressure. Proc. Eurock 16: Rock Mechanics and Rock Engineering: From the Past to the Future – Ulusay et al. (Eds). © 2016 Taylor & Francis Group, London, ISBN 978-1-138-03265-1, pp. 313-318.

Bartmann, K. & M. Alber (2016). Experimental determination of crack initiation and crack damage in sedimentary rocks under low confinement. Proc. Eurock 16: Rock Mechanics and Rock Engineering: From the Past to the Future – Ulusay et al. (Eds). © 2016 Taylor & Francis Group, London, ISBN 978-1-138-03265-1, pp. 177-180.

Kuepferle, J.; Röttger, A.; Theisen, W. and M. Alber (2016). Microscopic and Experimental Analysis of the Tribological System of TBM tools. In: Proceedings of the World Tunneling Conference 2016 in San Francisco.

Bock B.; Alber, M.; Rogall, M.; Wehinger, A.; Scherschel, J. & V. Sachtleben (2016). Stability assessment of a pillar-supported basalt mine in Mendig (Germany). Proc. Eurock 16: Rock Mechanics and Rock Engineering: From the Past to the Future – Ulusay et al. (Eds). © 2016 Taylor & Francis Group, London, ISBN 978-1-138-03265-1, pp. 941-944.

Hedtmann, N. & M. Alber (2016). Fluid experiments on fractures subjected to normal and shear displacement. Proc. Eurock 16: Rock Mechanics and Rock Engineering: From the Past to the Future – Ulusay et al. (Eds). © 2016 Taylor & Francis Group, London, ISBN 978-1-138-03265-1, pp. 1011-1015.

Küpferle, J.; Röttger, A.; Theisen, W. & M. Alber (2016). The RUB Tunneling Device – A newly developed test method to analyze and determine the wear of excavation tools in soils. Tunnelling & Underground Space Technology 59, pp. 1-6. (http://dx.doi.org/10.1016/j.tust.2016.06.006).

Plinninger, R. und Alber, M. (2016). Abrasivitätsuntersuchungen von Boden und Fels im Kontext der neuen VOB/C. Der Bauingenieur 05-2016, pp. 200-207.

Bock, B.; Alber, M.; Rogall, M. & A. Wehinger (2016). Untersuchungen zur Standsicherheit von Basaltpfeilern in Mendig (Deutschland). Berg Huettenmaenn Montatsh. DOI 10.1007/s00501-016-0451-0.

Priesack, T.; Plinninger, R.; Alber, M. & B. Salcher (2016). Systematische Analyse innovativer Installationsverfahren für Porenwasserdruckgeber. Tagungsband 10. Kolloq. Bauen in Boden und Fels, TAE Esslingen.

2015

FGSV Arbeitskreis Fels (Hecht, T.; Alber, M.; Brodbeck, M.; Dietrich, M.; Gahm, T.; Glück, S.; Hippler, B.; Leister, T.; Mittag, J. und E. Stapff) 2015. Merkblatt über das Bauen mit und im Fels. FGSV-Verlag, Köln, 44 p.

Bartmann,K.; Brenne, S.; Molenda, M.; Stöckkhert, F. und M. Alber (2015). Gesteinsmechanische Charakterisierung des Malm-Kalkes als geothermische Lagerstätte. Der Geothermiekongress DGK 2015, Essen, 02.-04. November 2015. www.http://geothermie.de/DGK-Tagungsband2015

Scherbeck, M. and M. Alber (2015). Numerical and GIS-supported safety factor calculations of landslides for large areas. Proc. EUROCK 2015 & 64th Geomechanics Colloquium, Schubert & Kluckner (eds). ÖGG, Salzburg, Austria. pp. 211-216.

Bock, B.; Alber, M.; Rogall, M.; Wehinger, A.; Scherschel, J. and V. Sachtleben (2015): Characterization of basalt for stability assessment of an abandoned underground mine in Mendig, Germany. Proc. EUROCK 2015 & 64th Geomechanics Colloquium, Schubert & Kluckner (eds). ÖGG, Salzburg, Austria. pp. 1121-1126.

Plinninger, R.J. and M. Alber (2015). Assessment of intact rock strength in anisotropic rock – Theory, experiences and implications on site investigation. Proc. EUROCK 2015 & 64th Geomechanics Colloquium, Schubert & Kluckner (eds). ÖGG, Salzburg, Austria. pp. 297-302.

Alber, M. and J. Schwarz (2015). Experiments on low-friction discontinuities from carboniferous strata in the Ruhr-Mining district. Proc. EUROCK 2015 & 64th Geomechanics Colloquium, Schubert & Kluckner (eds). ÖGG, Salzburg, Austria. pp. 529-534.

Alber, M.; Brenne, S.; Molenda, M.; Stöckert, F. and J. Braun (2015). Hydraulic Fractures in a highly anisotropic skate on laboratory scale. Proc. EUROCK 2015 & 64th Geomechanics Colloquium, Schubert & Kluckner (eds). ÖGG, Salzburg, Austria. pp. 785-790.

Molenda, M.; Stöckhert, F.; Brenne, S.; and Alber, M. (2015) Acoustic Emission monitoring of laboratory scale hydraulic fracturing experiments. Proc. 49th US Rock Mechanics / Geomechanics Symposium, paper ARMA 15-69.

Kuepferle, J., Roettger, A., Theisen, W., Alber, M., Abrasivity of Rock and Soil, in: Proceedings of the 3rd International Conference on Stone and Concrete Machining (ICSCM),pp. 287-296, 2015, http://dx.doi.org/10.13154/icscm.3.2015.262-271.

Plinninger, R. und M. Alber (2015). Abrasivitätsuntersuchung in Boden und Fels - ein aktueller Überblick. Beitrag zum 66. Berg- und Hüttenmännischer Tag, TU Bergakademie Freiberg. Download: http://tu-freiberg.de/sites/default/files/media/freiberger-forschungsforum-1231/e-book_66_bht_freiberg_koll_7_final.pdf, pp.25 - 36.

Küpferle, J.; Röttger, A.; Alber, M. & W. Theissen (2015). Bewertung des LCPC-Abrasivitätstests aus werkstofftechnischer Sicht. Geomechanik & Tunnelbau (8)3, pp. 211-220.

Stoeckhert, F.; Molenda, M., Brenne, S. & M. Alber (2015). Fracture propagation in sandstone and slate - Laboratory experiments, acoustic emissions and fracture mechanics. Journal of Rock Mechanics and Geotechnical Engineering, http://dx.doi.org/10.1016/j.jrmge.2015.03.011.

2014

Stöckhert, F.; Brenne, S.; Molenda, M. & M. Alber (2014). Hydraulische Rißerzeugung - Laborexperimente, Schallemissionsanalyse und Bruchmechanik. In: 43. Geomechanik Kolloquium TU Freiberg (H.Konietzky, Ed.), Veröffentlichungen des Instituts für Geotechnik an der TU Bergakademie Freiberg, Heft 2014-2, pp. 79-105.

Kahraman, S.; Alber, M.; Fener, M. & O. Gunaydin (2014).An assessment on the indirect determination of volumetric block proportion of Misis-Fault Breccia (Adana, Turkey). Bull Eng Geol Environ. DOI 10.1007/s10064-014-0666-9.

Scherbeck, M. & M. Alber (2014). Realizing, Monitoring and Evaluating of Georisks in a Changing Climate. G. Lollino et al. (eds.), Engineering Geology for Society and Territory – Volume 1, DOI: 10.1007/978-3-319-09300-0_80. pp. 419-423.

Stöckhert, F.; Brenne, S.; Molenda, M. & M. Alber (2014). Fracture mechanical evaluation of hydraulic fracturing laboratory experimentsProc. EUROCK 2014. Rock Engineering and Rock Mechanics: Structures in and on Rock Masses – Alejano, Perucho, Olalla & Jiménez (Eds)© 2014 Taylor & Francis Group, London, 978-1-138-00149-7, pp. 1335-1340.

Brenne, S.; Molenda, M.; Stöckhert, F. & M. Alber (2014). Hydraulic Fracturing of a Devonian Slate under confining pressure – with emphasis on cleavage inclination. Proc. EUROCK 2014. Rock Engineering and Rock Mechanics: Structures in and on Rock Masses – Alejano, Perucho, Olalla & Jiménez (Eds)© 2014 Taylor & Francis Group, London, 978-1-138-00149-7, pp. 1369-1373.

Alber, M. (2014). Experimentally-based relation between dynamic and static elastic moduli of various sandstones and a quartzite. Proc. EUROCK 2014. Rock Engineering and Rock Mechanics: Structures in and on Rock Masses – Alejano, Perucho, Olalla & Jiménez (Eds)© 2014 Taylor & Francis Group, London, 978-1-138-00149-7, pp. 77-82.

Slatalla; N. & M. Alber (2014). Failure behaviour and acoustic emission pattern of slate and mica schist in uniaxial loading. Proc. EUROCK 2014. Rock Engineering and Rock Mechanics: Structures in and on Rock Masses – Alejano, Perucho, Olalla & Jiménez (Eds)© 2014 Taylor & Francis Group, London, 978-1-138-00149-7, pp. 205-210.

Kahraman, S.; Alber, M.; Gunaydin, O. and M. Fener (2014). The usability of the Cerchar abrasivity index for the evaluation of the triaxial strength of Misis Fault Breccia. Bull Eng Geol Environ DOI 10.1007/s10064-014-0618-4.

Alber, M. and A. Özarslan (2014). Strata Control Problems in Longwall Mining: Case Examples. Proc. ROCKMEC’2014-XIth Regional Rock Mechanics Symposium, Afyonkarahisar, Turkey.

Düllmann, J.; Alber, M. und R. Plinninger (2014). Bewertung der Abrasivität von Lockergesteinen mit
Indexverfahren und herkömmlichen Bodenkennwerten. Geomechanics and Tunnelling 7(1), pp. 87-97.

Alber, M:; Yaralı, O.; Dahl, F.; Bruland, A.; Käsling, H.; Michalakopoulos, T.N.; Cardu, M.; Hagan, P.; Aydın, H. and A. Özarslan (2014). ISRM Suggested Method for Determining the Abrasivity of Rock by the CERCHAR Abrasivity Test. Rock Mechanics and Rock Engineering (47)1, pp. 261-266.

Düllmann, J.; Alber, M. und R. Plinninger (2014). Mit dem Topf zum Erfolg? Zur Bewertung der Abrasivität mit Indexverfahren und "herkömmlichen" Bodenkennwerte. 9. Koll. Bauen in Boden und Fels, Technische Akademie Esslingen, pp. 179-186.

Plinninger, R.; Alber, M.; Scherbeck, M.; Brodbeck, M. und J. Singer (2014). BMBF-Forschungsprojekt GeoKlimB: Messtechnische Auslegung und Betrieb dreier Geosensor-Netzwerke am Albaufstieg der BAB A8.9. Koll. Bauen in Boden und Fels, Technische Akademie Esslingen, pp. 351-358.

2013
Alber, M. (2013). Strength of faults – A concern for mining engineers? Proc. EUROCK2013: Rock Mechanics for Resources, Energy and Environment – Kwasniewski & Łydzba (eds)© 2013 Taylor & Francis Group, London, ISBN 978-1-138-00080-3, pp. 545-540.

Özarslan, A.; Aydıner,H.Y.; Köken, E. & Alber, M. (2013. Stability analysis of deep coal mine main roadways for pumped hydropower lower reservoir storage. Proc. EUROCK2013: Rock Mechanics for Resources, Energy and Environment – Kwasniewski & Łydzba (eds)© 2013 Taylor & Francis Group, London, ISBN 978-1-138-00080-3, pp. 587-592.

Brenne, S.; Molenda, M.; Stöckhert, F. and M. Alber (2013). Hydraulic and Sleeve Fracturing Laboratory Experiments on 6 Rock Types, Effective and Sustainable Hydraulic Fracturing, Dr. Rob Jeffrey (Ed.), ISBN: 978-953-51-1137-5, InTech, DOI: 10.5772/56301. Available from: http://www.intechopen.com/books/effective-and-sustainable-hydraulic-fracturing/hydraulic-and-sleeve-fracturing-laboratory-experiments-on-6-rock-types

Molenda, M.; Stöckhert, F.; Brenne, S. and M. Alber (2013). Comparison of Hydraulic and Conventional Tensile Strength Tests, Effective and Sustainable Hydraulic Fracturing, Dr. Rob Jeffrey (Ed.), ISBN: 978-953-51-1137-5, InTech, DOI: 10.5772/56300. Available from: http://www.intechopen.com/books/effective-and-sustainable-hydraulic-fracturing/comparison-of-hydraulic-and-conventional-tensile-strength-tests

Scherbeck, M.; Alber, M. ; Steinrücke, M. ; Brodbeck, M. ; Plinninger, R. (2013). BMBF-Forschungsprojekt GeoKlimB – Teil 1: Erfassen, Bewerten und Verfolgen von Georisiken als Folge des sich verändernden Klimas. 19. Tagung für Ingenieurgeologie, München. http://nbn-resolving.de/urn/resolver.pl?urn:nbn:de:bvb:91-epub-20130320-1138115-0-0

Plinninger, R.; Alber, M. ; Brodbeck, M. ; Singer, J. ; Scherbeck, M. (2013). BMBF-Forschungsprojekt GeoKlimB – Teil 2: Einrichtung und Betrieb dreier Geosensor-Felder am Albaufstieg der BAB A8. 19. Tagung für Ingenieurgeologie, München. http://nbn-resolving.de/urn/resolver.pl?urn:nbn:de:bvb:91-epub-20130320-1138111-0-2

Alber, M. (2013). Lehren aus bergbauinduzierter Seismizität für die Stimulation petrothermaler Geothermie. 19. Tagung für Ingenieurgeologie, München. http://nbn-resolving.de/urn/resolver.pl?urn:nbn:de:bvb:91-epub-20130320-1138048-0-4

Hollmann, F.S ; Weiz, M. ; Thewes, M. ; Alber, M. (2013). Analyse des Siebdurchgangs und –rückstands beim Siebtrommelversuch im Hinblick auf maschinelle Tunnelvortriebe. 19. Tagung für Ingenieurgeologie, München. http://nbn-resolving.de/urn/resolver.pl?urn:nbn:de:bvb:91-epub-20130320-1138081-0-3

Stöckhert, F.; Brenne, S. ; Molenda, M. ; Bartmann, K. ; Hoenig, S. ; Alber, M. (2013). Hydromechanische Charakterisierung von Vulkaniten und Sedimenten des Rotliegenden im Norddeutschen Becken für die Optimierung des Aufschlusses geothermischer Lagerstätten zur Abschätzung der Bohrlochstabilität. 19. Tagung für Ingenieurgeologie, München. http://nbn-resolving.de/urn/resolver.pl?urn:nbn:de:bvb:91-epub-20130320-1138128-0-7

2012

Alber, M. (2012). Aspects of Time dependent Behavior of Coal Measaure Rocks. Proc. EUROCK 2012, Stockholm, Sweden.

Brenne, S. and M. Alber (2012). Interpretation of Laboratory Hydraulic Fracture Experiments with Emphasis on Acoustic Emissions. Proc. EUROCK 2012, Stockholm, Sweden.

2011

Alber, M. and R. Fritschen (2011). Rock mechanical analysis of a Ml= 4.0 seismic event induced by mining in the Saar District, Germany, Geophysical Journal International, 186 (1), pp.359–372.

Alber, M., Plinninger, R. & Düllmann, J. (2011). On the Influence of Casing and Backfilling Materials on Inclinometer Tests.- Proceedings of the 8th International Symposium on Field Measurements in GeoMechanics (FMGM), Berlin, 12.-15.09.2011.

Brenne, S. und M. Alber (2011). Laborexperimente zur hydraulischen Rissbildung an geklüfteten Gesteinen. Beiträge “Der Geothermiekongress 2011” Bochum, 15.-17. November 2011.

2010

Alber, M. (2010). Rock engineering aspects of induced seismicity around longwall coal operations. Proc. 5th Colloquium Rock Mechanics - Theory and Practice. Mitteilungen für Ingenieurgeologie und Geomechanik (9), TU Wien, pp. 173-186.

Kahraman, S.; Alber, M.; Fener, M. and O. Gunaydin (2010). The usability of Cerchar abrasivity index for the prediction of UCS and E of Misis Fault Breccia: Regression and artificial neural network analysis. Expert Systems with Applications doi:10.1016/j.eswa.2010.06.039.

Düllmann, J.; Plinninger, R. und M. Alber (2010). Der Einfluss des Messstellenausbaus auf Inklinometermessungen an Felsscherflächen. 19. Symp. Felsmechanik und Tunnelbau, Geotechnik 2010(2), pp. 152-156.

Slatalla, N.; M. Alber & S. Kahraman (2010). Analyses of acoustic emission response of a fault breccia in uniaxial deformation. Bull Eng Geol Environ. DOI 10.1007/s10064-010-0296-9

Slatalla, N. and M. Alber (2010). Characteristic acoustic emission response of sandstone samples in uniaxial compression. Proc. EUROCK2010 Rock Mechanics in Civil and Environmental Engineering – Zhao, Labiouse, Dudt & Mathier (eds), Taylor & Francis Group, London, pp. 83-86.

Alber, M. and R. Fritschen (2010). Lessons learned from mining-induced seismicity in two deep coal mines. Proc. EUROCK2010 Rock Mechanics in Civil and Environmental Engineering – Zhao, Labiouse, Dudt & Mathier (eds), Taylor & Francis Group, London, pp. 701-704.

Alber, M. (2010). Abrasivity of Rocks at Depth. Proc. EUROCK2010 Rock Mechanics in Civil and Environmental Engineering – Zhao, Labiouse, Dudt & Mathier (eds), Taylor & Francis Group, London, pp. 421-424.

Alber, M. and R. Fritschen (2010). Analyses of a ML 4.0 Mining Induced Seismic Event. In: Extracting the Science - A Century of Mining Research (J. Brune Ed.). SME, Littleton, USA. pp. 267-276.

2009

Alber, M. and R. Fritschen (2009). Seismic events due to longwall mining. Proc. 10th Int. Symp. Env. Geotech. & Sust. Development. Schriftenreihe der Deutschen Geologischen Gesellschaft SDGG Heft 64, pp.47-50, full paper on CD.

Düllmann, J.; Plinninger, R. und M. Alber, M. (2009): Analyse des Ausbaus von Inklinometermessstellen und dessen Einfluss auf das Messergebnis.- in: Schwerter, R. (Hrsg, 2009): Veröffentlichungen 17. Tagung für Ingenieurgeologie - Zittau 6.-9. Mai 2009: 85 - 89.

Alber, M. und R. Fritschen (2009). Gesteins- und gebirgsmechanische Untersuchungen der Ursachen bergbauinduzierter seismischer Ereignisse. Schriftenreihe des Inst. Markscheidewesen TU Freiberg Heft 2009-1: 10. Geokinematischer Tag, VGE Verlag GmbH, Essen, pp. 79-88.

Kahraman, S., O. Gunaydin, M. Alber and M. Fener (2009). Evaluating the strength and deformability properties of Misis fault brecciausing artificial neural networks. Expert Systems with Applications (36) 3, pp. 6874-6878.

Düllmann, J.; Plinninger, R. und M. Alber (2009). Ringraumverfüllung und Messverrohrung bei Inklinometermessstellen. 7. Österr. Geomechaniktagung ÖIAV, Wien, pp. 369-380.

Alber, M.; Fritschen, R.; Bischoff, M. and Th. Meier. (2009). Rock mechanical investigations of seismic events in a deep longwall coal mine. International Journal of Rock Mechanics and Mining Sciences. (46), pp.408-420.

2008

Alber, M. and R. Fritschen (2008). Rock Mechanics Investigations on Seismic Events Around Two Longwall Coal Operations. Proc. 27th Conf. Ground Control in Mining, S. Peng, C. Mark, G. Finfinger, S. Tadolini, A. Kahir K. Heasley, Y. Luo (eds.) Morgantown, WV, USA, pp. 91-97.

Slatalla, N. and M. Alber (2008). Characteristic Acoustic Emission Sequences on Rock Samples Under Uniaxial Loading. Proc. 27th Conf. Ground Control in Mining, S. Peng, C. Mark, G. Finfinger, S. Tadolini, A. Kahir K. Heasley, Y. Luo (eds.) Morgantown, WV, USA, pp. 98-106.

Kahraman, S. and Alber, M. (2008). Triaxial strength of a fault breccia of weak rocks in a strong matrix. Bull. Eng. Geol. Environ. (67). pp. 435-441.

Alber, M. and S. Kahraman (2008). Predicting the uniaxial compressive strength and elastic modulus of a fault breccia from texture coefficient. Rock Mech. & Rock Eng. 42(1), pp. 117-127.

Alber, M. (2008). An Intergrated Approach to Penetration, Advance Rates and Disc Cutter Wear for Hard Rock TBM Drives. Geomechanik und Tunnelbau 1, pp. 29-37.

Kahraman, S., Alber, M., Fener, M. and Gunaydin, O. (2008). Evaluating the geomechanical properties of Misis Fault Breccia (Turkey). Int. J. Rock Mech. Min. Sci. 45 pp. 1469– 1479.

Alber, M. (2008). Stress dependency of the Cerchar abrasivity index (CAI) and its effects on wear of selected rock cutting tools. Tunnelling & Underground Space Technology 23(4), pp. 351-359.

2007

Alber, M.; Michalzik, D. und F. Rummel (2007). Das Prometheus-Projekt - Phase II: Explorationsbohrung zur Gewinnung geothermischer Energie an der Ruhr-Universität Bochum. 16. Tagung für Ingenieurgeologie, Bochum. (F. Otto, Ed.), DGGT, Essen, pp. 381-389.

Bivour, I. (2007). Felsmechanische Untersuchungen bergbauinduzierter seismischer Ereignisse im Ruhrkarbon. 16. Tagung für Ingenieurgeologie, Bochum. (F. Otto, Ed.), DGGT, Essen, pp. 49-52.

Kahlen, E. (2007). Bruchverhalten karbonischer Sedimente im Saar-Nahe Becken. 16. Tagung für Ingenieurgeologie, Bochum. (F. Otto, Ed.), DGGT, Essen, pp. 45-48.

Slatalla, N. und M. Alber (2007). Tragfähigkeit und gesteinsabhängiges Bindungsverhalten von Kunstharzankern. 16. Tagung für Ingenieurgeologie, Bochum. (F. Otto, Ed.), DGGT, Essen, pp. 121-128.

Rühl, S. und M. Alber (2007). Die Spannungsabhängigkeit des Cerchar Abrasivitätsindex für unterschiedliche Gesteinstypen. 16. Tagung für Ingenieurgeologie, Bochum. (F. Otto, Ed.), DGGT, Essen, pp. 209-213.

Rühl, S. (2007). Entwicklung und Vergleich mechanischer und dynamischer Gesteinskennwerte beim Coburger Sandstein. 16. Tagung für Ingenieurgeologie, Bochum. (F. Otto, Ed.), DGGT, Essen, pp. 215-222.

Bischoff, M.; Meier, T.; Cete, A.; Bivour, I. und M. Alber (2007). Bergbauinduzierte Seismizität im Ruhrgebiet. 16. Tagung für Ingenieurgeologie, Bochum. (F. Otto, Ed.), DGGT, Essen, pp. 239-243.

2006

Rühl, S. and M. Alber (2006). Initial stress condition influencing the Cerchar Abrasivity Index. Proc. IAEG 2006, Paper No. 436. The Geological Society of London.

Alber, M. (2006). Deriving Input Parameters for Numerical Modeling of Fully Grouted Rock Bolts. Proc. 25th Conf. Ground Control in Mining, S. Peng, C. Mark, W. Khair and K. Heasley (eds.) Morgantown, WV, USA, pp. 34-39.

Slatalla, N. and M. Alber (2006). Load Capacity and Bond Behavior of Resin Grouted Rock Bolts. Proc. 25th Conf. Ground Control in Mining, S. Peng, C. Mark, W. Khair and K. Heasley (eds.) Morgantown, WV, USA, pp. 412-417.

Polysos, N.; Alber. M.; Hucke, A.; Huwe, H-W.; Langosch, U.; Peters, S. und U. Stadie (2006). Geotechnische Grundlagen zur Gebirgsbeherrschung. Kap. 3 in Gebirgsbeherrschung von Flözstrecken. Editor M. Junker, Verlag Glückauf, Essen, pp. 41-93.

Kahraman S. and M. Alber. (2006). Estimating the unconfined compressive strength and elastic modulus of a fault breccia mixture of weak rocks and strong matrix. Int. J. Rock Mech. & Min. Sci. (43), pp. 1277-1287.

Kahraman S. and M. Alber. (2006). Predicting the physico-mechanical properties of rocks from electrical impedance spectroscopy measurements. Int. J. Rock Mech. & Min. Sci. (43), pp.543-553.

2005

Alber, M. and S. Rühl (2005). Load behavior of fully grouted rockboilts in shale. Proc. EUROCK 2005, P. Konecny (ed), A.A. Balkema, Leiden, pp. 1-6.

Alber, M. and S. Rühl (2005). Tunnel support by fully grouted rock bolts for fast TBM advance. Proc. 31st ITA-AITES World Tunnel Congress, Erdem & Solak (eds), A. A. Balkema, Leiden, pp. 743-748.

2004

Rühl, S., Alber, M. and N. Polysos (2004). Capacity of Resin Grouted Rockbolts with Respect to Rock Mass Quality. Proceedings Aachen International Mining Symposia "Roofbolting in Mining", Verlag Glückauf, Essen, pp.273-288.

Alber, M. Rühl, S. and N. Polysos (2004). Evaluation of rockburst hazard from core testing. Proc. 23rd Conf. Ground Control in Mining, S. Peng, C. Mark, W. Khair and K. Heasley (eds.) Morgantown, WV, USA, pp. 119-124.

2003

Alber, M and A. Brardt. (2003). Factors influencing Fracture Toughness KIC from Simple Screening Tests. Int. J. Rock Mech. & Min. Sci. 40(5). pp. 779-784.

Alber, M.; Polysos, N. and S. Rühl (2003). Rockbolt Pullout-Tests as Index-Tests for Estimating Rock Mass Quality. Proc. 22nd Conf. Ground Control in Mining, S. Peng, C. Mark, W. Khair and K. Heasley (eds.) Morgantown, WV, USA, pp. 240-245.

Alber, M. (2003). Hard Rock TBM Advance Rates. Rational Tunnelling (Advances in Geotechnical Engineering and Tunnelling, Vol.8, D. Kolymbas , Ed.), Logos, Berlin, pp. 355-386.

Alber, M. (2003). Connecting geology, hard rock TBM advance and cost. Proc. 50th Year Symp. of the Faculty of Mines at Istanbul Technical University, pp. 96-109.

<2002

Backers, T.; Rybacki, E.; Alber, M. and O. Stephansson (2002). Fractography of rock from the new Punch-Through Shear Test. In: Dyskin, A.V., Hu, X. & Sahouryeh, E. (eds.) Structural Integrity and Fracture - The International Conference on Structural Integrity and Fracture, Perth, Australia.: 303-308.

Alber, M. (2002). Rendimientos de las tuneladoreas de roca y sus effectos sobre la economía de los proyectos. Kapitel 7 in: ingeo Tuneles, libro 5 (Serie: Ingenieria de Tuneles, Ed: C.L. Jimeno), pp. 169-192.2001

Alber, M. and J. Heiland (2001). Investigation of a limestone pillar failure. Part 1: Geology, laboratory testing and numerical modeling. Rock Mechanics & Rock Engineering 2001/3, pp. 167-186.

Alber, M. and J. Heiland (2001). Investigation of a limestone pillar failure. Part 2: Stress history and application of fracture mechanics approach. Rock Mechanics & Rock Engineering 2001/3, pp. 187-200.

Marinoni, O. and M. Alber (2001). Rockmass. Educational software for interactively assessing rock mass quality RMR and estimating factors of safety around a circular excavation. Distributed by the ISRM (www-ext.lnec.pt/ISRM/educational.htm).

Alber, M. (2001). Contractual Layout for Hard Rock TBM-Drives (in German). Felsbau 1/2001, pp. 37-44.

Alber, M. (2001). Incorporation of discontinuity related anisotropy into rock mass classification. Felsbau 4/2001, pp. 55-60.

Alber, M. (2001). Anisotropy of a regularly jointed limestone rock mass and its effects on geomechanical parameters. Rock Mechanics - a Challenge for Society (Proc. ISRM Int. Symp. Eurock’01, Helsinki), Särkkä & Eloranta (eds.), Balkema, Rotterdam, pp. 199-204.

<2000

Alber, M. (2000). Advance rates of hard rock TBM drives and their effects on project economics. Tunnelling & Underground Space Technology 15 (1), pp. 55-64.

Alber M. and U. Hauptfleisch (1999). Generation and visualization of microfractures in Carrara marble for estimating fracture toughness, fracture shear and fracture normal stiffness. Int. J. Rock Mech. & Min. Sci. 36. pp. 1065-1071.

Alber, M. (1998). Design of High Speed TBM Drives. Proc. Symp. Int. Assoc. Eng. Geol., Vancouver, Canada,Balkema, Rotterdam, pp. 721-725.

Alber, M. (1996). Contract Classification for Hard Rock TBM-Drives. Proc. Int. Conf. Rail Road & Tunnel – Design, Build, Finance, Operate. Basel, Switzerland, pp. 22-31.

Alber, M. (1996). Classifying TBM Contracts. Tunnels & Tunnelling 12/96, pp. 41-43.

Alber, M. (1996). Prediction of Penetration and Utilization for Hard Rock TBMs. Proc. Eurock ’96, Balkema, pp.721-725.

Bieniawski, Z.T. and Alber, M. (1994). Effective rock mass classification through systematic design process. (In German). Felsbau 12 (6), pp. 437-442.

Bieniawski, Z.T.; Alber, M. and Kalamaras, G.S. (1994). Time-dependent strength of coal strata for long-term pillar stability. 13th Conf. Ground Control in Mining, Morgantown WV, pp. 81-90.

Alber, M. and Bieniawski, Z.T. (1993). Design Methodology for Rock Excavations at the Yucca Mountain Project. 34th US Symposium on Rock Mechanics, Madison, WI.