SIMANULANG, Jonny. PENGEMBANGAN BAHAN AJAR MATERI HIMPUNAN KONTEKS LASKAR PELANGI DENGAN PENDEKATAN PENDIDKAN MATEMATIKA REALISTIK INDONESIA (PMRI) KELAS VII SEKOLAH MENENGAH PERTAMA. Mathematics Education Journal, [S. l.], v. 8, n. 1, p. 43–54, 2025. Disponível em: https://jpm.ejournal.unsri.ac.id/index.php/jpm/article/view/407. Acesso em: 14 jun. 2025.