TY  - BOOK
AU  - Williams Peter J
AU  -  Smith Michael W
TI  - Frozen earth:  Fundamentals of geocryology   
T2  - Studies In Polar Research
SN  - 0521365341
U1  - H421, M9 
PY  - 1989///
CY  - Cambridge
PB  - Cambridge University Press        
KW  - Geology
N1  - Bibliography:p.280-302
ER  -