Indika, K.W.; Priyadasa, R.U.K.; Wijerathne, E.M.S.(3rd International Conference on Library and Information Management, Department of Library and Information Science, Faculty of Social Sciences, University of Kelaniya, Sri Lanka, 2019)
Indika, K.W.; Weerakoon, W.R.W.M.A.P.(Department of Library and Information Science, Faculty of Social Sciences, University of Kelaniya,Sri Lanka., 2017)