Fitri, Putih, Yusuf Hartono, and Meryansumayeka Meryansumayeka. “Learning Proof of Trigonometric Identities With ChatGPT”. Journal of Honai Math 8, no. 1 (April 30, 2025): 43–56. Accessed October 12, 2026. https://journalfkipunipa.org/index.php/jhm/article/view/755.