TY  - BOOK
AU  - Nefedov, K. E. and Popova, T. A.
TI  - Deciphering of groundwater from aerial photographs
U1  - 551.49 
PY  - 1972///
CY  - New Delhi
PB  - Amerind publishing
KW  - Ground water
KW  - Hydrology
ER  -