Cacay, Abraham. “Utilization of the Teacher-Made Strategic Intervention Material With Google Classroom in Improving the Performance of the Challenged Learn-Ers”. International Journal of Multidisciplinary: Applied Business and Education Research, vol. 2, no. 11, Nov. 2021, pp. 988-97, https://doi.org/10.11594/10.11594/ijmaber.02.11.01.