Arid zone Hydrology and Water Resources : papers presented at the international conference held at the University of Maiduguri September 23-26 1985 with the cooperation of U N D P, Lagos - Gadzama, Njidda Mamadu; University of Maiduguri (Maiduguri, Nigeria : University of Maiduguri Press, 1991)
Includes bibliographical references.
Keywords: Hydrology -- Sahel -- Congresses; Hydrology -- Sahel -- Congresses