Raazim, M. A. M.; Gunaratne, Y. M. C.; Nawarathna, A. M. D. B.(8th International Conference on Business & Information ICBI – 2017, Faculty of Commerce and Management Studies, University of Kelaniya, Sri Lanka., 2017)
Koththagoda, K. C.; Weerasiri, R. A. S.(8th International Conference on Business & Information ICBI – 2017, Faculty of Commerce and Management Studies, University of Kelaniya, Sri Lanka., 2017)