| Resolution, stability and efficiency of resistivity tomography estimated from a generalized inverse approach S Friedel Geophysical Journal International 153 (2), 305-316, 2003 | 244 | 2003 |
| Investigation of a slope endangered by rainfall-induced landslides using 3D resistivity tomography and geotechnical testing S Friedel, A Thielen, SM Springman Journal of Applied Geophysics 60 (2), 100-114, 2006 | 209 | 2006 |
| A long-term field study for the investigation of rainfall-induced landslides SM Springman, A Thielen, P Kienzler, S Friedel Geotechnique 63 (14), 1177-1193, 2013 | 112 | 2013 |
| Investigation of a Tertiary maar structure using three-dimensional resistivity imaging I Brunner, S Friedel, F Jacobs, E Danckwardt Geophysical Journal International 136 (3), 771-780, 1999 | 65 | 1999 |
| Self-potential and ground temperature at Merapi volcano prior to its crisis in the rainy season of 2000–2001 S Friedel, S Byrdina, F Jacobs, M Zimmer Journal of Volcanology and Geothermal research 134 (3), 149-168, 2004 | 45 | 2004 |
| Lesson learnt from field tests in some potentially unstable slopes in Switzerland S Springman, A Askarinejad, F Casini, S Friedel, P Kienzler, P Teysseire, ... Acta Geotechnica Slovenica 1, 5-29, 2012 | 41 | 2012 |
| Self‐potential variations associated with ultra‐long‐period seismic signals at Merapi volcano S Byrdina, S Friedel, J Wassermann, J Zlotnicki Geophysical Research Letters 30 (22), 2003 | 38 | 2003 |
| Outer-space sensitivities in geoelectrical tomography H Maurer, S Friedel Geophysics 71 (3), G93-G96, 2006 | 37 | 2006 |
| Über die Abbildungseigenschaften der geoelektrischen Impedanztomographie unter Berücksichtigung von endlicher Anzahl und unendlicher Genauigkeit der Meßdaten S Friedel Shaker, 2000 | 35 | 2000 |
| Geophysical image of the hydrothermal system of Merapi volcano S Byrdina, S Friedel, J Vandemeulebrouck, A Budi-Santoso, W Suryanto, ... Journal of Volcanology and Geothermal Research 329, 30-40, 2017 | 33 | 2017 |
| GPS ionospheric imaging of the north polar ionosphere on 30 October 2003 C Stolle, S Schlüter, S Heise, C Jacobi, N Jakowski, S Friedel, ... Advances in Space Research 36 (11), 2201-2206, 2005 | 24 | 2005 |
| New results from DC resistivity imaging along the flanks of Merapi Volcano S Friedel, I Brunner, F Jacobs, C Rücker Decade-volcanoes under investigation 4, 23-29, 2000 | 20 | 2000 |
| Uber die Abbildungseigenschaften der geoelektrischen Impedanztomographie unter Berücksichtigung von endlicher Anzahl und endlicher Genauigkeit der Messdaten S Friedel Berichte aus der Geowissenschaft, Shaker, Aachen, Dissertation, Universität …, 2000 | 18 | 2000 |
| Combined approach for site investigation in terms of the analysis of rainfall induced landslides A Thielen, S Friedel, M Plötze, SM Springman Proceedings of the 16th international conference on soil mechanics and …, 2005 | 17 | 2005 |
| Self potential signals preceding variations of fumarole activity at Merapi volcano, Central Java S Byrdina, C Rücker, M Zimmer, S Friedel, U Serfling Journal of Volcanology and Geothermal Research 215, 40-47, 2012 | 16 | 2012 |
| Characterization of a coastal aquifer using seismic and geoelectric borehole methods H Maurer, S Friedel, D Jaeggi Near Surface Geophysics 7 (5-6), 353-366, 2009 | 16 | 2009 |
| Near-surface layer model using first break arrivals applied to 3D blocks R Bridle, M Al-Homail, S Al-Inaizi, R Ley, S Boon SEG Technical Program Expanded Abstracts 2004, 2116-2119, 2004 | 14* | 2004 |
| Detection of three-dimensional transport processes in porous aquifers using geoelectrical quotient tomography C Schütze, S Friedel, F Jacobs European Journal of Environmental and Engineering Geophysics 7, 03-19, 2002 | 13 | 2002 |
| How to calculate a capacitance matrix in COMSOL Multiphysics S Friedel COMSOL:[сайт].–URL: https://www. comsol. com/blogs/how-to-calculate …, 2017 | 11 | 2017 |
| Large-scale DC resistivity imaging at Merapi volcano S Friedel, F Jacobs, C Flechsig, C Reißmann, I Brunner DGG-Sonderband 3 (1998), 1, 1998 | 10 | 1998 |
