Hendarti, Henny, Suryanto Suryanto, and Otto Fikri Septianto. “Analisis Dan Perancangan E-CRM Pada Perusahaan Advertising”. ComTech: Computer, Mathematics and Engineering Applications 1, no. 1 (June 1, 2010): 149-156. Accessed March 31, 2025. https://journal.binus.ac.id/index.php/comtech/article/view/2208.