TY - GEN AU - Demissie, Misganaw. AU - Stout, Glenn E. ED - Interafrican Committee of Hydraulic Studies. ED - Unesco. TI - The state-of-the-art of hydrology and hydrogeology in the arid and semi-arid areas of africa: proceedings of the sahel forum SN - 0923227059 (pbk.) U1 - 551.48 PY - 1990/// CY - Urbana PB - International Water Resources Association KW - Hydrogeology KW - Hydrology N1 - Includes references & index ER -