Hamidah, Ida, Susilawati Susilawati, Shafira Meiria Rahmasari, and Abdul Khalim. “Design of Mathematical Proof-Based Logarithm Teaching Materials”. International Journal of Mathematics and Mathematics Education 2, no. 1 (February 8, 2024): 15–30. Accessed June 26, 2025. https://journals.eduped.org/index.php/IJMME/article/view/933.