TY  - BOOK
AU  - TYRTIKOV, A P
TI  - Efffects of vegetation on the freezing and thawing of soils
U1  - 631.4:581.5 
PY  - 1976///
CY  - New Delhi
PB  - Amerind
KW  - Freezing soil
N1  - Tr from Russian by S T Shende
ER  -