Suhartono, Joni, Ardyan Valentino Cahyadi, and David Yunus. “Perancangan Aplikasi Customer Relationship Management Untuk Meningkatkan Pelayanan Pada Rumah Sakit St. Carolus”. ComTech: Computer, Mathematics and Engineering Applications 6, no. 2 (June 1, 2015): 161-172. Accessed March 28, 2025. https://journal.binus.ac.id/index.php/comtech/article/view/2261.