(1973)International Symposium on Developmentof Ground Water Resources International Symposium on Developmentof Ground Water Resources (Madras)International Symposium on Development of Ground Water Resources International Symposium on Development of Ground Water Resources Internationjal symposium on development of ground water resourdces 1973.Proceedings Vo1.1 International Symposiumon Development of Ground Water Resources,1973.(Proceedings) International Symposium on Development of Ground Water Resources,Nov.26-29,1973,Madras,India International Symposium on Development of Ground Water Resources,Nov.26-29,1973.Madras,Indiu (1989)International Symposium on Processing of Complex Ores (1989)International Symposium on Agglomeration