Gunasekara, G. D. M.; Wickramasinghe, I.; Wijesekara, I.(Research Symposium on Pure and Applied Sciences, 2018 Faculty of Science, University of Kelaniya, Sri Lanka, 2018)
Wickramasinghe, W.Y H.,; Wickramasinghe, I.; Ariyasinghe, H. A. E. N.; Wijesekara, I.(Research Symposium on Pure and Applied Sciences, 2018 Faculty of Science, University of Kelaniya, Sri Lanka, 2018)
Bulathgama, B. E. A. U.; Wickramasinghe, I.; Wijesekara, I.; Somendrika, M. A. D.(Research Symposium on Pure and Applied Sciences, 2018 Faculty of Science, University of Kelaniya, Sri Lanka, 2018)
Weerasinghe, R. K. L.; Wickramasinghe, I.; Somendrika, M. A. D.(Research Symposium on Pure and Applied Sciences, 2018 Faculty of Science, University of Kelaniya, Sri Lanka, 2018)