Santoso, Budi, and Tutik Alawiyah. “Service Quality As A Measurement of Customer Satisfaction of Indonesian Sharia Bank Using Important Performance Analysis Method”. International Journal of Social Science and Business 5, no. 2 (September 17, 2021): 291–296. Accessed February 1, 2025. https://ejournal.undiksha.ac.id/index.php/IJSSB/article/view/36183.