Barimbing, Angela Odetio, and Rahmat Rian Hidayat. “Design Customer Relationship Management With K-Means For Web-Based Customer Rewards”. Jurnal Teknik Informatika dan Sistem Informasi 10, no. 2 (August 27, 2024): 173 –. Accessed September 27, 2024. http://114.7.153.31/index.php/jutisi/article/view/7138.