Kartini, Kartini, Malabay Malabay, and Holder Simorangkir. “Memodelkan Proses Bisnis Pembayaran Transaksi Terpadu Berbasis Digital”. Jurnal Ilmu Komputer dan Sistem Informasi (JIKOMSI) 7, no. 1 (February 17, 2024): 116–125. Accessed May 4, 2026. https://ejournal.sisfokomtek.org/index.php/jikom/article/view/2766.