ACHMAD CHUSNI MUBAROK; INTAN DZIKRIA. Customer Retention Program Framework in Customer Relationship Management System Design. Prosiding Seminar Nasional Teknoka, [S. l.], v. 8, p. 159–168, 2023. Disponível em: https://journal.uhamka.ac.id/index.php/teknoka/article/view/14558. Acesso em: 22 dec. 2024.