Firdaus, Fika Fahmi, and Yudi Sutarso. “The Effect of Perceived Quality and Value on Express Delivery Services Trust During Pandemic Covid 19”. Journal of Business & Banking 12, no. 2 (April 4, 2023): 185–201. Accessed January 22, 2025. https://journal.perbanas.ac.id/index.php/jbb/article/view/3102.