LUBIS, S. S. Customer Relationship Management in Increasing Customer Loyalty using the K-Means Algorithm. Journal of Computer Scine and Information Technology, [S. l.], v. 9, n. 1, p. 36–41, 2023. DOI: 10.35134/jcsitech.v9i1.60. Disponível em: https://jcsitech-upiyptk.org/ojs/index.php/jcsitech/article/view/60. Acesso em: 19 apr. 2026.