TY - BOOK ED - Geomechanical Colloquium( ED - Muller-Salzburg, Leopold. ED - Osterreichische Gesellschaft fur GeomechanikStandfestigkeit von Felsboschungen und Untertagebauten. TI - Stability of rock slopes and underground excavations Standfestigkeit von felsboschungen und untertagebauten contributions to the Josef-Stini-Colloquium 18th Geomechanical Colloquium of the Austrian Society for Geomechanics Vortrage des Josef-Stini-Kolloq PY - 1970/// CY - Wien, Austria PB - Springer-Verlag KW - Rock slopes KW - Congresses KW - Underground construction KW - Structural stability KW - Excavation N1 - Text in German; summaries in English and French; Includes bibliographies ER -