TY  - BOOK
AU  - Jolankai Geza
TI  - Basic river water quality models:  Computer aided learning programme on water quality modelling
T2  - Technical documents in hydrology; No.  13 \  IHP-V
U1  - U295, N7 
PY  - 1997///
CY  - Paris
PB  - Unesco France       
KW  - GEOGRAPHY
ER  -