Trisanty, Aidha, and Arif Darmawan. “Customer Satisfaction Analysis of Sharia Business Unit in Yogyakarta: Analisis Kepuasan Nasabah Pada Unit Usaha Syariah Bank Di Yogyakarta”. Journal of Management and Muamalah 6, no. 2 (November 30, 2016): 52-66. Accessed May 10, 2026. https://www.jmm.uis.edu.my.kuisjournal.com/index.php/jurnal/article/view/77.