RUSANDI, M. A.; THEO, A.; SIJABAT, A. R.; SITINDAON, C.; TINDAON, E. H.; TESALONIKA, M.; DEVINA, M.; JOSUA, P.; JAYANTI, R.; IRAWAN, R.; ANANDA, S. D. Tutoring Assistance to Improve the Quality of Education for Elementary School Students in Bagan Keladi Village, Dumai, Riau Province. Journal of Community Engagement Research for Sustainability, [S. l.], v. 3, n. 3, p. 157–163, 2023. DOI: 10.31258/cers.3.3.157-163. Disponível em: https://cers.ejournal.unri.ac.id/index.php/cers/article/view/183. Acesso em: 4 nov. 2026.