PRATIWI; YAHFIZHAM; SIREGAR, T. J. . PENGARUH MODEL PROBLEM BASED LEARNING DAN PROBLEM POSING TERHADAP KEMAMPUAN LOGIKA BERPIKIR DAN PEMECAHAN MASALAH. Relevan : Jurnal Pendidikan Matematika, [S. l.], v. 2, n. 5, p. 621–626, 2022. DOI: 10.1089/relevan.v2i5.549. Disponível em: https://www.ejournal.yana.or.id/index.php/relevan/article/view/549. Acesso em: 18 apr. 2026.