00000cab a22000004cb4500 IPP-00000656699 IPP 20230505090638.0 230505s1980 xx d | ||r |||||eng|| eng Yñiguez, Cesar E. Applications of hydrology to irrigation 1980 illustration Hydrology Irrigation Hydrologic models Philippine Engineering Journal Vol. 1, no. 1 (1980), 119-129 UPD DMLP Article FI