Arachchi, I. A. J. I.(5th National Conference on Applied Social Statistics (NRCASS) - 2019, Department of Social Statistics, Faculty of Social Sciences, University of Kelaniya, Sri Lanka, 2019)
Gunarathne, S. P.(8th International Conference on Business & Information ICBI – 2017, Faculty of Commerce and Management Studies, University of Kelaniya, Sri Lanka., 2017)
Jayakody, J. A. M. B.(5th National Conference on Applied Social Statistics (NRCASS) - 2019, Department of Social Statistics, Faculty of Social Sciences, University of Kelaniya, Sri Lanka, 2019)
Ramanayake, S.S.(International Journal of Academic Staff (IJAS – 2019), Volume 01, Issue 01. Department of Social Statistics, Faculty of Social Sciences, University of Kelaniya, Sri Lanka, 2019)
Perera, K.A.H.; Madurapperuma, M.W.(4th International Conference for Accounting Researchers and Educators, Department of Accountancy, Faculty of Commerce and Management Studies, University of Kelaniya, Sri Lanka, 2018)