WIDADA, W. SINTAKS MODEL PEMBELAJARAN MATEMATIKA BERDASARKAN PERKEMBANGAN KOGNITIF PESERTA DIDIK. Jurnal Pendidikan Matematika Raflesia, [S. l.], v. 1, n. 2, 2016. DOI: 10.33369/jpmr.v1i2.4007. Disponível em: https://ejournal.unib.ac.id/jpmr/article/view/4007. Acesso em: 4 may. 2024.