RAMI, Divia Raina; ACHIAA, Amma. Mathematical Problem-Solving Ability of Junior High School Students in Terms of Self-Directed Learning. Pasundan Journal of Mathematics Education : Jurnal Pendidikan Matematika, [S. l.], v. 15, n. 2, p. 102–115, 2025. Disponível em: https://www.journal.unpas.ac.id/index.php/pjme/article/view/34279. Acesso em: 19 dec. 2025.