FIRDA, Nadiatun; SURYADI, Didi; DAHLAN, Jarnawi Afgani. Mathematical Problem-Solving Ability of Junior High School Students Based on Polya. Edumatica : Jurnal Pendidikan Matematika, [S. l.], v. 13, n. 3, p. 273–284, 2023. DOI: 10.22437/edumatica.v13i03.29287. Disponível em: https://mail.online-journal.unja.ac.id/edumatica/article/view/29287. Acesso em: 31 mar. 2025.