FALACH, Harinda Nurril. Perbandingan keefektifan pendekatan problem solving dan problem posing dalam pembelajaran matematika pada siswa SMP. PYTHAGORAS Jurnal Matematika dan Pendidikan Matematika, [S. l.], v. 11, n. 2, p. 136–148, 2016. DOI: 10.21831/pg.v11i2.10635. Disponível em: https://journal.uny.ac.id/index.php/pythagoras/article/view/10635. Acesso em: 11 jul. 2025.