TY  - BOOK
AU  - U LANGEFORS AND B KIHSTROM
TI  - THE MODERN TECHNIQUE OF ROCK BLASTING
U1  - GN622.2L26M2 
PY  - 1967///
CY  - STOCKHOLM
PB  - ALMQVIST & WIKSELL
KW  - THE MODERN TECHNIQUE OF ROCK BLASTING
ER  -