TY  - BOOK
AU  - OBERT, LEONARD Y OTRO
TI  - ROCK MECHANICS AND THE DESIGN OF STRUCTURES IN ROCK
T2  - 0
U1  - 624.1513 
PY  - 1967///
CY  - NEW YORK-U.S.A.
PB  - JOHN WILLEY Y SONS
KW  - CIENCIAS APLICADAS
N1  - ELASTIC-ROCK MECHANICS/STABILITY-ROCK
ER  -