S. . Gobinath, K. . Tharshan, W. . Dheerasekara, M. de S. . Gunawardena, S. . Jayakody, and A. . Lokeshwara, “Factors Influencing the Private Cost of Higher Education; the Case of Sri Lanka”, IJLTER, vol. 18, no. 3, pp. 186–202, Mar. 2019.