(1)
Galappaththi, I. D. L.; Dissanayake, R.; Welgama, T. W.; Somachandara, U. A.; Weerarathna, R. S.; Pathirana, G. Y. Identifying the Empirical Gaps in the Relationships Between Student Engagement and Their Academic Achievement: Future Research Perspectives. SAJSSE 2020, 5, 1-8.