Mathematical Structure for Accumulation given by Integration, (with N.C. Ganegoda, K.K.W.A.S. Kumara) Annual Research Sessions, 2011, University of Colombo, Sri |Lanka
Prox-Regular Functions in Variational Analysis, Mathematics Colloquim, Western Michigan University, Kalamazoo, U.S.A.(October 26, 2006)
Local Integration of Prox-Regular Functions in Hilbert Spaces, (with R. Poliquin, University of Alberta, Canada), Journal of Convex Analysis, Heldermann Verlag, Germany 13(2006), No. 1.
Evolution Problems Associated with Nonsmooth Functions, Analysis Seminar, Western Michigan University, Kalamazoo, U.S.A.(October 04, 2006)
A Proof of Young’s Inequality via Fenchel Conjugate (January 2005),Proceedings of the 5th Annual Research Sessions, Faculty of Graduate Studies, University of Sri Jayewardenepura
Prox-Regular Functions in Hilbert Spaces, PhD Thesis (1998) , Department of Mathematics, University of Alberta, Canada.