tan, F., and E. ELISA. “PEMANFAATAN DATA MINING CLUSTERING DALAM PENENTUAN MEDIA PROMOSI UMKM DI KOTA BATAM”. Computer and Science Industrial Engineering (COMASIE), vol. 4, no. 1, Jan. 2021, pp. 59-65, https://ejournal.upbatam.ac.id/index.php/comasiejournal/article/view/2912.