PUTRA, H. K.; EKOSUSILO, M. .; SUBIYANTORO, S. .; ISMAIL, I.; FAUZIYAH, S. . Analysis of Teacher Perceptions of Online Gamification Learning Methods. Cognitive Development Journal, [S. l.], v. 2, n. 1, p. 13–18, 2024. DOI: 10.32585/cognitive.v2i1.20. Disponível em: http://ojs.edutechpublishing.com/index.php/cognitive/article/view/20. Acesso em: 4 apr. 2025.