Ramadani, Rizki, Tiyanda Hanti Arum Kusuma, Rinta Dwiputri, and Jerry Heikal. “Identifying Customer Segmentation and Persona of Amazon Customer: An Approach Using K-Means Clustering”. Indonesian Interdisciplinary Journal of Sharia Economics (IIJSE) 7, no. 3 (July 6, 2025): 8831-8843. Accessed April 28, 2026. https://e-journal.uac.ac.id/index.php/iijse/article/view/6176.