V. A. Y. Putri and M. . Yolanda, “Factors that Influence the Quality of the Tring By Pegadaian Application Service and its Relationship with Customer Satisfaction and Loyalty: A Case Study at the Purus Baru Syariah Pawnship Unit (UPS) in Padang City”, JDM, vol. 4, no. 1, pp. 276–296, Jul. 2026.