Setyaningsih, Niken, Dian Dayu, and Durrotun Nafisah. “Differentiation Learning Based on Joyful Learning to Improve Numeration Understanding”. PAKAR Pendidikan 22, no. 2 (July 4, 2024): 158-167. Accessed March 12, 2025. http://pakar.pkm.unp.ac.id/index.php/pakar/article/view/557.