Natania Giawa, Dwi, and Leni Susanti. “Perancangan Sales Tracker Berbasis Web Untuk Manajemen Customer Dengan Metode Prototype”. Journal of Information Systems and Business Technology, vol. 2, no. 4, Aug. 2026, pp. 1030-4, https://journal.jci.co.id/jisbt/article/view/751.