TY  - BOOK
AU  - 
ED  - Symposium on rock mechanics
TI  - Rock mechanics: proceedings..
U1  - 624.1513 
PY  - 1963///
CY  - Oxford
PB  - Pergamon Press
KW  - Mineral Industries -- Congresses
N1  - Symposium Sponsored Jointly By University Of Minnesota, Colorado School Of Mines, Universty Of Missouri, Pennsylvania State University And The National Science Foundation
ER  -