Volume 9, Issue 2, Spring 2020, Pages 72-76
https://doi.org/10.22038/apjmt.2020.16390
R.M.M.K.Namal Rathnayaka, P.E.A.Nishanthi Ranathunga, S.A.M. Kularatne
Volume 6, Issue 2, Spring 2017, Pages 62-66
https://doi.org/10.22038/apjmt.2017.8953
Rathnayaka Mudiyanselage Mithun Kaushika Namal Rathnayaka, Panwilahene Ellawatte Anusha Nishanthi Ranathunga