TY  - BOOK
AU  - 
TI  - Rock Engineering Systems : Theory And Practice
SN  - 0137826249
U1  - 624.1513 HUD 1st.ed.
PY  - 1992///
CY  - New York
PB  - Ellis Horwood
KW  - Rock Mechanics
N1  - Ibcludes indexes ( p. 183 - 185 )
ER  -