“Perancangan Sistem Informasi Penjualan Berbasis Web Pada Toko Sparepart Alat Berat (Studi Kasus: Toko Chatra Power Diesel)”. Digital Research Transformation 2, no. 2 (July 28, 2026): 248–258. Accessed September 20, 2026. https://ejournal.mejailmiah.com/index.php/drt/article/view/627.