N. Ratnayake
- Decision Support Tool for Colombo Canal System Water Quality Monitoring. In: Engineer: Journal of the Institution of Engineers, Sri Lanka, v. 41, n. 1 (January 2008). (2008):
- Impact Evaluation Study of a Rural Water Supply & Sanitation Project. In: Engineer: Journal of the Institution of Engineers, Sri Lanka, v. 39, n. 2 (April 2006). (2006):