TY  - BOOK
AU  - Coates,D.F.
TI  - Rock Mechanics Principles
U1  - 624.1513 19
PY  - 1970///
CY  - Ottawa
PB  - Information Canada
KW  - Rock mechanics
N1  - "Mines Branch monograph 874 (Revised 1970)";  Includes bibliographical references
ER  -