Sadana, Abdul Jalil, Haerul Syam, and Andi Quraisy. “Effectiveness of Python-Based Mathematical Animation in Learning Trigonometric Function”. ETDC: Indonesian Journal of Research and Educational Review 5, no. 2 (February 14, 2026): 943–952. Accessed February 25, 2026. https://etdci.org/journal/ijrer/article/view/4523.