TY  - BOOK
AU  - Hudson ,John A.
AU  - Feng ,xia-ting
TI  - Rock engineering Risk
SN  - 978113802
U1  - 624.15132 23
PY  - 2015///
CY  - London
PB  - CRC press taylor &Francis group
KW  - Rock
KW  - mechanics
KW  - Risk assessment
ER  -