| Fundamental research in water spray systems for dust control JG Swanson, O Langefeld Mining Technology 124 (2), 78-82, 2015 | 30 | 2015 |
| Sustainable strategic management of Sangan iron ore mines in Iran R Amiri, J Kretschmann, PN Martens, O Langefeld Fachgruppe für Rohstoffe und Entsorgungstechnik, 2017 | 5 | 2017 |
| After blast re-entry time for a room and pillar operation A Agasty, E Clausen, M Kellner, O Langefeld Proceedings of the Australian Mine Ventilation Conference, 179-186, 2013 | 5 | 2013 |
| Utilisation of Underground Mining Infrastructure as Pumped Storage Power Plant. O Langefeld Mining Report 154 (3), 2018 | 4 | 2018 |
| Future Mining–Thoughts on Mining Trends O Langefeld European Geologist 44, 15-18, 2017 | 4 | 2017 |
| Wetting the coal face for dust control in longwall mining at high ventilation air speeds JG Swanson, A Agasty, O Langefeld SME Annual Conference & Expo, 19-22, 2012 | 4 | 2012 |
| Blue mining O Langefeld, A Binder Yearbook of Sustainable Smart Mining and Energy 2021: Technical, Economic …, 2022 | 3 | 2022 |
| Linking sustainability and underground mining: course development in the master mining engineering A Binder, O Langefeld, E Clausen, A Hutwalker 28th SOMP Annual Meeting and Conference. Proceedings-Papers, 2017 | 3 | 2017 |
| GTP information management-the concept of open co-operative planning software; GTP Informationsmanagement-das Konzept offen kooperativer Planungssoftware O Langefeld, R Guder, G Heim Glueckauf 137, 2001 | 3 | 2001 |
| Responsible mining O Langefeld, A Binder Scientific and Practical Studies of Raw Material Issues, 205-212, 2019 | 2 | 2019 |
| Underground Farming. O Langefeld, M Tegtmeier Mining Report 155 (1), 2019 | 2 | 2019 |
| Longwall Mining-Development and Transfer. O Langefeld, U Paschedag Mining Report 155 (1), 2019 | 2 | 2019 |
| SafeMine PhD-Programme: Educating the Mine Health and Safety Workforce of Tomorrow A Hutwalker, A Binder, O Langefeld, R Galler, J Johansson, L Weimar, ... Mining Report Glückauf 154 (5), 400-405, 2018 | 2 | 2018 |
| Fully Automated Underground Mine. O Langefeld Mining Report 153 (5), 2017 | 2 | 2017 |
| “Blue Mining”-The future of mining O Langefeld, E Clausen, M Kellner Proceedings of the 6th international conference on sustainable development …, 2013 | 2 | 2013 |
| Production of Coal Bed Methane in Germany O Langefeld, A Agasty Clean Energy Systems in the Subsurface: Production, Storage and Conversion …, 2013 | 2 | 2013 |
| Betriebserfahrungen beim Hobeln mit definierter Schnittiefe auf dem Bergwerk Walsum O Langefeld, KH Weuster | 2 | 1991 |
| Lifecycle of Mine Water M Bothe-Fiekert, A Binder, SP Nowosad, F Apollo, O Langefeld Yearbook of Sustainable Smart Mining and Energy 2022: Technical, Economic …, 2023 | 1 | 2023 |
| Modern Mining Engineering Education transforming towards digital era A Binder, A Hutwalker, O Langefeld Conference: Sustainable Minerals ‘21, October 2019, 2019 | 1 | 2019 |
| Studying Mining Engineering in Germany: General conditions, locations and study programs E Clausen, O Langefeld, H Mischo, C Drebenstedt, U Paschedag, ... Mining Report Glückauf 154, 2018 | 1 | 2018 |
