TY  - BOOK
ED  - National Highway Institute.
TI  - Rock blasting and overbreak control
U1  - 624.152 22
PY  - 1991///
CY  - USA
PB  - National Highway Institute
KW  - Blasting
KW  - Dictionaries
KW  - Mining engineering
KW  - Boring
KW  - Rock mechanics
ER  -