MUHAMMAD ADNAN, M.; HADRIANA, H.; PUTRA, R. A.; FUTRA, D. .; PRIMAHARDI, I. Implementation of Online-Based Active Learning for Elementary School Teachers In The Bangkinang cactus Cluster- Kampar District . Journal of Community Engagement Research for Sustainability, [S. l.], v. 1, n. 3, p. 136–147, 2021. DOI: 10.31258/cers.1.3.136-147. Disponível em: https://cers.ejournal.unri.ac.id/index.php/cers/article/view/27. Acesso em: 4 nov. 2026.