NASRULLAH, Ahmad; MARSIGIT, Marsigit. Keefektifan problem posing dan problem solving ditinjau dari ketercapaian kompetensi, metode, dan sikap matematis. PYTHAGORAS Jurnal Matematika dan Pendidikan Matematika, [S. l.], v. 11, n. 2, p. 123–135, 2016. DOI: 10.21831/pg.v11i2.11180. Disponível em: https://journal.uny.ac.id/index.php/pythagoras/article/view/11180. Acesso em: 12 jul. 2025.