TY - GEN TI - APPLICATION OF MATHEMATICAL MODELS IN HYDROLOGY AND WATER RESOURCES SYSTEMS U1 - 627.015 PY - 1975/// CY - Brusselse Straat PB - International Association Of Hydrological Sciences KW - Hydrology -- Mathematical Models -- Congresses KW - Water Resources Development Mathematical Models -- Congresses N1 - Sponsored By Unesco And World Neteorological Organization ER -