Nurhaliza, Aida, Oktori Kiswati Zaini, and Doni Wihartika. “Analysis of the Quality of Package Delivery Services in the Decision to Use Postal Services”. inovator 13, no. 1 (March 30, 2024): 137–148. Accessed February 22, 2025. http://360665.5mvk4.group/index.php/INOVATOR/article/view/17665.