Utilization of QRIS as a Marketing Differentiation Strategy to Increase Sales at Warung Sembako Rifqy, Jagakarsa, South Jakarta. Intellectual Article Studies of Social, Language, and Art, [S. l.], v. 1, n. 1, p. 46–49, 2025. DOI: 10.70904/. Disponível em: https://pub.ruangrosadi.com/jurnal-ilmiah/index.php/interstellar/article/view/121.. Acesso em: 7 feb. 2026.