TY  - BOOK
AU  - Hoek, Evert,
AU  - Bray, John Leighton,
TI  - Rock slope engineering
SN  - 0900488573
AV  - TA706 H63
PY  - 1981///
CY  - London
PB  - Institution of mining and metallurgy
KW  - Taludes rocosos
ER  -