TY - BOOK ED - German Geotechnical Society ED - Isrm Symposium ( : 26-28th May, 1982 : Aachen) TI - Rock mechanics : : caverns and pressure shafts PY - 1982/// CY - Rotterdam : PB - A. A. Balkema, KW - MECANICA DE ROCAS KW - ROCAS KW - EXCAVACIONES KW - PERFORACION KW - GEOLOGIA KW - TUNELES ER -