R. Pambudi, L. O. A. Safar Tosungku, and T. Amelia Pawitra, “Analysis of Service Quality Level of Financing in Bank BTN Syariah Using the Fuzzy SERVQUAL Method (Case Study: Financing Unit of Bank BTN Syariah Balikpapan Branch)”, IJIEM, vol. 5, no. 1, pp. 41–50, Jun. 2024.