| Landis EN 2005. "Fictitious and real cracks: problems of fracture in heterogeneous materials", Institute of Physics Seminar, BOKU - University of Natural Resources and Applied Life Sciences: May. |

| Landis EN 2005. "Fictitious and real cracks: problems of fracture in heterogeneous materials", Institute of Physics Seminar, BOKU - University of Natural Resources and Applied Life Sciences: May. |