ANDRIAN, R.; ISLAMI, F.; ARLIS, S. . Customer Relationship Management Increasing Curtain Sales with Importance Performance Analysis and Customer Satisfaction Index Methods. Journal of Computer Scine and Information Technology, [S. l.], v. 11, n. 1, p. 25–30, 2025. DOI: 10.35134/jcsitech.v11i1.132. Disponível em: https://jcsitech-upiyptk.org/ojs/index.php/jcsitech/article/view/132. Acesso em: 19 apr. 2026.