Portento, K. M. B., A. M. T. Borboran, and E. A. Paredes. “Self-Efficacy As a Mediator Between Motivation and Engagement and Academic Performance”. Journal of Mathematics and Statistics Studies, vol. 3, no. 2, Dec. 2022, pp. 37-41, doi:10.32996/jmss.2022.3.2.4.