TY  - BOOK
AU  - Zienkiewicz,O.C.
AU  - Stagg,K.G.
TI  - Rock mechanics in engineering practice
SN  - 0471819654
U1  - 624.151 
PY  - 1968///
CY  - London
PB  - Wiley
KW  - Rock mechanics
N1  - Includes bibliographical references
ER  -