Subasinghe, N.D.Mahakumara, P.Nimalsiri, T.B.Suriyaarchchi,N.B.Iimoto, T.Ishikawa, T.Omorl, Y.Dissanayake, C.B.2016-01-212016-01-212013Advanced Materials Research, 718-720:p.721-724https://dl-ifs.nsf.gov.lk/handle/1/1127Article