Pathiraja, P.M.E.K., Abayasekra, A.W.A.D.R.  , Fernando, M.T.N., and Subasinghe, S.D.J.N. (2008). An assessment of labour availability in major coconut growing regions in coconut triangle, In: Proceedings of the Second Symposium on Plantation Crop Research – Export Competitiveness Through Quality Improvements,  Coconut Research Institute, Lunuwila, Sri Lanka, Pp. 368-376

Abayasekra, A.W.A.D.R. and Prof. G. Abayasekara Hierarchical Regionalization – an example from Sri Lankan Life time migration “ Bauma Vidya”  Volume VII 2005 Department of Geography University of kelaniya 2006

Abayasekra, A.W.A.D.R. & I M S K Idirisinghe  Is the  Quality of  Coconuts Declining? Results of a survey of growers,intermediaries and processors, in Coconut Technology update publication of Coconut Research Institute Issue 3, 2006

Abayasekra, A.W.A.D.R. Can coconut leaves solve the polythene problem in Polwiththi, CRI publication in sinhala  2005/6

Abayasekra, A.W.A.D.R. Economics of monthly harvesting of coconut, by Division of Economics and Business Development CRI 2005 Annual Report CRI Lunuwila 2005