Akbar, Andi Hary, Heri Wijayanto, and I Wayan Agus Arimbawa. “K-Means-Based Customer Segmentation With Domain-Specific Feature Engineering for Water Payment Arrears Management”. MATRIK : Jurnal Manajemen, Teknik Informatika dan Rekayasa Komputer 25, no. 1 (November 21, 2025): 39–52. Accessed January 13, 2026. https://journal.universitasbumigora.ac.id/matrik/article/view/5186.