Safitri Ritonga, Ernida, and Lily Rohanita Hasibuan. “Pengaruh Model Pembelajaran Problem Based Learning Berbasis Media Animasi Terhadap Hasil Belajar Matematika Di SMPN 2 Rantau Selatan”. PRISMA 12, no. 1 (June 20, 2023): 11–19. Accessed April 16, 2026. https://jurnal.unsur.ac.id/index.php/prisma/article/view/2962.