1. Assessment of fishing effort in an ancient man-made lake in Sri Lanka;Amarasinghe,1984
2. Approaches to the regulation of fishing effort;Beddington;F.A.O. Fish. Tech. Pap. No. 243,1984
3. Status of the introduced cichlid Sarotherodon mossambicus in the reservoir fishery of Sri Lanka: a management strategy and ecological implications;De Silva;Aquaculture Fish. Manage.,1985
4. Recent trends in the fishery of Parakrama Samudra, an ancient man-made lake in Sri Lanka;De Silva,1980
5. The collection of catch and effort statistics;F.A.O.;FAO Fish. Circ. No. 730,1980