Hanifah, Hanifah, dan Tria Utari. “Pelatihan Pengembangan Bahan Ajar Diferensial Model Apos Berbantuan Geogebra”. INCOME: Indonesian Journal of Community Service and Engagement 1, no. 2 (Desember 15, 2022): 154–162. Diakses Oktober 3, 2025. https://journals.eduped.org/index.php/income/article/view/90.