Gunawardana, R. A. L. H2024-10-072024-10-071987Modern Sri Lanka Studies, Vol. 2 ,No. 1& 2, 1987, pp. 01-20https://ir.lib.pdn.ac.lk/handle/20.500.14444/1500en-USThe ancient sluice at the Madrd Oya reservoir: Experimentation in Sri Lankan traditions of hydraulic engineeringArticle