U. R. Ratnayake
- Flood Inundation Mapping along the Lower Reach of Kelani River Basin under the Impact of Climatic Change. Dans: Engineer: Journal of the Institution of Engineers, Sri Lanka, v. 45, n. 2 (avril 2012). (2012):
- Bed Shear Stress in Unsteady Open Channel Flow Over Rough Beds. Dans: Engineer: Journal of the Institution of Engineers, Sri Lanka, v. 41, n. 1 (janvier 2008). (2008):
- Influence of Reference Bed Level on Computation of Bed Shear Stress in Open Channel Flow. Dans: Engineer: Journal of the Institution of Engineers, Sri Lanka, v. 39, n. 3 (juillet 2006). (2006):