Muhammad Mahendra, Nabiel Muhammad Al Ghazali, and Muharman Lubis. “Penerapan Voice of Customer Dalam Meningkatkan Efektivitas Customer Relationship Management : Studi Kasus Tokopedia Dan Gojek”. Jurnal ilmiah Sistem Informasi dan Ilmu Komputer 5, no. 1 (March 30, 2025): 416–428. Accessed January 22, 2026. https://journal.sinov.id/index.php/juisik/article/view/2010.