ROMADHON, Muhammad Syafri; FINDAWATI, Yulian. Customer Data Management Information System And Web-Based Digital Product Sales In CV. IT Brain Indonesia: Sistem Informasi Pengelolaan Data Pelanggan Dan Penjualan Produk Digital Berbasis Web Pada CV. IT Brain Indonesia. Procedia of Engineering and Life Science, [S. l.], v. 2, 2021. DOI: 10.21070/pels.v2i0.1156. Disponível em: https://pels.umsida.ac.id/index.php/PELS/article/view/1156. Acesso em: 7 jul. 2025.