TY  - BOOK
AU  - Knoring L D
AU  -  Dech V N
TI  - Mathematics for geologists
T2  - Geotechnika; 10
SN  - 9054102535
U1  - H:(B), N3 
PY  - 1993///
CY  - Rotterdam
PB  - A A Balkema       
KW  - Geomathematics
ER  -