Hartono, Hartono, Haerul Anwar, Rofiqul Umam, and Hirotaka Takahashi. “An Unsupervised Machine Learning Algorithm Approach Using K-Means Clustering for Optimizing Surface Wave Filtering in Seismic Reflection Data”. Journal of Natural Sciences and Mathematics Research 10, no. 1 (July 31, 2024): 114–127. Accessed June 25, 2025. https://journal.walisongo.ac.id/index.php/JNSMR/article/view/22399.