Rinalwan Buchari. “IMPLEMENTASI COSTUMER RELATIONSHIP MANAGEMENT DALAM PELAPORAN TRANSAKSI PENJUALAN GAS LPG BERBASIS WEB TAHUN 2020/2021”. Jurnal Ilmu Komputer 11, no. 1 (March 17, 2020): 37-48. Accessed November 6, 2024. http://45.118.112.109/ojspasim/index.php/ilkom/article/view/415.