F. Aulia Nanda, M. Uribe, J. O Tambunan, H. Jusnita Samosir, and M. Nur Asima Sidabutar, “THE DIFFERENCE IN LEARNING OUTCOMES OF CLASS V STUDENTS BEFORE AND AFTER COVID-19 AT PUBLIC ELEMENTARY SCHOOL 095256 PEMATANG BANDAR”, IHERT, vol. 2, pp. 287–302, Dec. 2020.