Chusni , Muhammad Minan, Sulistyo Saputro, Suranto, and Sentot Budi Rahardjo. “Enhancing Critical Thinking Skills of Junior High School Students through Discovery-Based Multiple Representations Learning Model”. International Journal of Instruction 15, no. 1 (January 1, 2022): 927–944. Accessed July 18, 2024. https://e-iji.net/ats/index.php/pub/article/view/483.