Goonatilake, W.L.D.P.T.S.de A.2015-12-152015-12-152011Goonatilake, W.L.D.P.T.S.de A. 2011. Ecological Background and Archaeological Evidences in Vilpattu National Park. M.Sc. Thesis, Postgraduate Institute of Archaeology, University of Kelaniya.http://repository.kln.ac.lk/handle/123456789/10807enThesis