MATONDANG , Khairani Alawiyah; TARIGAN, Riyani; SITOMPUL, Ester Mei Zaskia; GAOL, Olivia Kristin Lumban. Analisis Fluktuasi Nilai Tukar (KURS) dan Permintaan Valuta Asing Dalam Transaksi Jual Beli Pada Perusahaan Topvalas Money Changer di Citraland Gama City Medan. RIGGS: Journal of Artificial Intelligence and Digital Business, [S. l.], v. 5, n. 2, p. 28743–28752, 2026. DOI: 10.31004/riggs.v5i2.14176. Disponível em: https://journal.ilmudata.co.id/index.php/RIGGS/article/view/14176. Acesso em: 30 oct. 2026.