Luskyawan, Albrent, and Riki. “Analisa Dan Rancangan Sistem Informasi Pembelian, Persediaan, Penjualan Mortar Berbasis Web”. bit-Tech 7, no. 1 (August 20, 2024): 47–57. Accessed November 21, 2024. https://jurnal.kdi.or.id/index.php/bt/article/view/1419.