W.K.S.M. Abeysekera,G.A.S. Premakumara, Ahsana Dar, M. Iqbal Choudhary, Muhammad Kashif, Mudassar, R. Ali, W.D. Ratnasooriya and N.V. Chandrasekharan.
Annual Research Symposium. University of Colombo, Sri Lanka. pp. 184
Publication year: 2013