UPADANA, I. P. A.; RATI, N. W.; GADING, I. K. Online Learning Innovation: Topic of “Natural and Energy Resources” Using Powtown-Based Learning Video. International Journal of Elementary Education, [S. l.], v. 5, n. 3, p. 446–452, 2021. DOI: 10.23887/ijee.v5i2.34780. Disponível em: https://ejournal.undiksha.ac.id/index.php/IJEE/article/view/34780. Acesso em: 26 apr. 2024.