Siahaan, R. L., Siregar, I. and Sinambela, M. (2023) “The Effect of Using QRIS Payment System on Increasing Sales Turnover (Case Study of MSMEs in Deli Serdang Regency)”, International Journal of Economic, Technology and Social Sciences (Injects), 4(2), pp. 145–149. Available at: https://jurnal.ceredindonesia.or.id/index.php/injects/article/view/955 (Accessed: 9 July 2025).