TY  - BOOK
AU  - Thomas, L J
TI  - An Introduction to mining: exploration, feasibility, extraction, rock mechanics
SN  - 0-454-01730-8
U1  - 622 21st
PY  - 1973///
CY  - Sydney
PB  - Hicks Smith
KW  - Mining industries; Mining engineering; Rock mechanics
ER  -