OKTAPRATAMA, Ryan; CHRISMASTIANTO, Imanuel Adhitya Wulanata; HIDAYAT, Dylmoon. THE IMPLEMENTATION OF THE PROBLEM-BASED LEARNING METHOD TO ENHANCE GRADE 7 STUDENTS’ CRITICAL THINKING SKILLS IN LEARNING MATHEMATICS AT SMP HOLLAND VILLAGE MANADO. JOHME: Journal of Holistic Mathematics Education, [S. l.], v. 3, n. 1, p. 108–117, 2019. DOI: 10.19166/johme.v3i1.994. Disponível em: https://ojs.uph.edu/index.php/JOHME/article/view/994. Acesso em: 5 feb. 2025.