TY  - BOOK
AU  - Perumal, A.
AU  - Bhattacharya, A. Guide
ED  - University of Roorkee
TI  - Hydromorphogeological investigations in parts of Athur valley,Tamilnadu,India using remote sensing data
U1  - 551.072 
PY  - 1990///
CY  - Roorkee
PB  - ESD
ER  -