BOYONG, F. Cooperative Learning Methods for Improving Achievement in the Subject of Electrical Engineering and Energy Conversion in Class X Students of Mechanical Engineering at SMK Negeri 2 Samarinda. Educationist: Journal of Educational and Cultural Studies, [S. l.], v. 1, n. 1, p. 287–293, 2022. Disponível em: https://jurnal.litnuspublisher.com/index.php/jecs/article/view/154. Acesso em: 7 oct. 2025.