Akbar, Dwiki Aulia, and Ika Ratna Indra Astutik. “Website-Based Sales Information System at One Coffe Point Cafe: Sistem Informasi Penjualan Di Kafe Titik Satu Kopi Berbasis Website”. Procedia of Engineering and Life Science 1, no. 2 (July 14, 2021). Accessed June 27, 2025. https://pels.umsida.ac.id/index.php/PELS/article/view/1008.