Putra, Zikalta, Hari Wijayanto, and Muhammad Nur Aidi. “Robust Geographically and Temporally Weighted Regression Using S-Estimator in Criminal Case in East Java Province”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 48, no. 3 (September 16, 2019): 24–36. Accessed May 7, 2024. https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/10330.