Rajapaksha, R.D.A.A.; Fernando, C.A.N.; Foo, K.L.; Hashim, U.; Balakrishna, R.G.(Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2014-01-22)
Gunasekara, R.D.A.; Gunaratne, A.M.T.A.; Seneviratne, G.; Gunatilleke, I.A.U.N.; Gunatilleke, C.V.S.(Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2023-01-18)