Mendis, M.N.M.Y.; Peter, S.; Niwunhella, H.(International Postgraduate Research Conference 2019, Faculty of Graduate Studies, University of Kelaniya, Sri Lanka, 2019)
Himasara, T. M. H.; Peter, S.(In: Proceedings of the International Postgraduate Research Conference 2017 (IPRC – 2017), Faculty of Graduate Studies, University of Kelaniya, Sri Lanka., 2017)
Mawela, M.R.T.D.; Peter, S.; Niwunhella, H.(International Postgraduate Research Conference 2019, Faculty of Graduate Studies, University of Kelaniya, Sri Lanka, 2019)
Wickramasinghe, D.M.; Peter, S.; Niwunhella, H.(International Postgraduate Research Conference 2019, Faculty of Graduate Studies, University of Kelaniya, Sri Lanka, 2019)