RICK HUNTER SIMANUNGKALIT; REKTOR SIANTURI. TREN PEMBELAJARAN MATEMATIKA SEKOLAH. Pengembangan Penelitian Pengabdian Jurnal Indonesia (P3JI), [S. l.], v. 1, n. 3, p. 57–60, 2023. Disponível em: https://jurnal.migascentral.com/index.php/p3ji/article/view/46. Acesso em: 20 jul. 2026.