TY  - BOOK
AU  - Gavrilovic Dusan
TI  - Problems of karst hydrology in Yugoslavia
U1  - 551.49(497) 
PY  - 1976///
CY  - Belgrade
PB  - Serbian Geographical Society
KW  - Geophysics
KW  - Hydrology
N1  - dedicated to xxiii Inter. Geographical Congress in moscow
ER  -