TY  - BOOK
AU  - Hudson 
TI  - Rock engineering systems : theory and practice 
T2  - Ellis Harwood series in civil engineering
SN  - 0130159182
U1  - 624.15132 HUD 1992 
PY  - 1992///
CY  - New York
PB  - Ellis Horwood
KW  - Computer software
KW  - Development
KW  - Rock mechanics
N1  - Includes index
ER  -