TY  - BOOK
ED  - Drillex '87 Conference
ED  - Institution of Mining and Metallurgy (Great Britain)
ED  - British Drilling Association.
TI  - Drillex '87: papers presented at the Drillex '87 conference 
SN  - 0900488948
U1  - 622.23 
PY  - 1987///
CY  - London
PB  - Institution of Mining and Metallurgy
KW  - Core drilling
KW  - Drilling and boring
KW  - Mining and engineering
ER  -