Ubesekara, B.M.E.J.(Sport & Recreation Management Students’ Union, Department of Sport Science & Physical Education, Faculty of Social Sciences, University of Kelaniya, Sri Lanka, 2016)
Wehigaldeniya, W.G.D.S.; Ubesekara, B.M.E.J.; Weerakoon, W.M.R.K.(4th International Conference on Social Sciences 2018, Research Centre for Social Sciences, Faculty of Social Sciences, University of Kelaniya, Sri Lanka, 2018)