TY  - BOOK
AU  - Bajunčikov, V. A.
ED  - "Today's drilling and coring methods", seminar
TI  - Diamond bits for drilling for hard mineral resources
PY  - 1981///
CY  - Мoscow
PB  - [s.n.]
KW  - Тг-162[И131-561.1]
KW  - rubbk
ER  -