PRASETYO, Tri; WILIANTORO, Pandu; FERIDANTO, Aldi; JULYANSYAH, Iqbal; SYAFAAH, Liza Sania Khulatus. E-Commerce Activity Clustering Based on Online Shopping and Income per Capita in Indonesian Cities. Jurnal Sistem Informasi dan Teknik Informatika (JAFOTIK), [S. l.], v. 4, n. 2, p. 79–84, 2026. DOI: 10.70356/jafotik.v4i2.144. Disponível em: https://journal.lenterailmu.com/index.php/jafotik/article/view/144. Acesso em: 23 sep. 2026.