Jayasiri, N.K., & Kariyawasam, N.J.
International Journal of Scientific Research and Innovative Technology, Vol. 3, No. 6, 2016, p173-190, ISSN: 2313-3759 (Corpus ID: 212443375).   Available at: https://www.ijsrit.com/uploaded_all_files/2898602549_f17.pdf
Publication year: 2016