Malaria transmission by Anopheles subpictus (Diptera: culicidae) in a new irrigation project in Sri Lanka - Amerasinghe, Priyanie H.; Amerasinghe, Felix P.; Wirtz, R.A.; Indrajith, N.G.; Somapala, W.; Pereira, L.R.; Rathnayake, A.M.S. (1992)