DEDY, E.; SUMIATY, E. Desain Didaktis Bahan Ajar Matematika SMP Berbasis Learning Obstacle dan Learning Trajectory. JRPM (Jurnal Review Pembelajaran Matematika), [S. l.], v. 2, n. 1, p. 69–80, 2017. DOI: 10.15642/jrpm.2017.2.1.69-80. Disponível em: https://jurnalftk.uinsby.ac.id/index.php/jrpm/article/view/37. Acesso em: 1 may. 2024.