Chaphekar, S.B. Human impact on Ganaga river ecosystem : an assessment / S. B. Chapekar and G. N. Mhatre. - New Delhi : Conept, 1986. - xix, 186p. : ills. ; 23 cm. includes index Subjects--Topical Terms: River Ecosystem. Ganaga River. Dewey Class. No.: 551.35 / CHH 1986