Taufiq Iskandar, Salmawaty Arif, Marwan Ramli, Hizir Sofyan, Muhammad Ikhwan, and Mailizar. 2025. “Riemann Integral Versus Geometric Series in Natural Logarithmic Calculation: A Strategy to Enhance Student Competency for Sustainable Technology and Innovation”. International Journal of Computational and Experimental Science and Engineering 11 (3). https://doi.org/10.22399/ijcesen.3029.