TY  - BOOK
AU  - STEPHANSSON, OVE
TI  - ROCK BOLTING: THEORY AND APPLICATION IN MINING AND UNDERGROUND CONSTRUCTION
SN  - 9061915147
U1  - 552.06 
PY  - 1984///
CY  - Países Bajos, Holanda
PB  - A. A. BALKEMA
KW  - ROCAS
ER  -