PENGGUNAAN QRIS (QUICK RESPONSE CODE INDONESIAN STANDARD) PADA UMKM DI KELURAHAN UMBAN SARI KECAMATAN RUMBAI. Journal of Golden Generation Economic, [S. l.], v. 1, n. 1, p. 202–211, 2025. DOI: 10.65244/jggeconomic.v1i2.145. Disponível em: https://ejournal.lppnusantara.com/index.php/JGGEconomic/article/view/145. Acesso em: 25 jul. 2026.