TY  - BOOK
AU  - KALA S.PILLAI
AU  - Dr.V.Narayanan Nair 
TI  - Geology and hydrochemical studies of the area around Vamanapuram ,Trivandrum district Kerala
U1  - GEOPGD227 
PY  - 2000///
CY  - Trivandrum
PB  - University of Kerala
ER  -