Ismayanti I, Wahyu ARM. Optimization of the BMT Al-Markaz Al Islami Makassar Management Pattern Against Customer Escalation. JIEI [Internet]. 2023 Mar. 24 [cited 2025 Oct. 18];9(1):1375-82. Available from: https://www.jurnal.stie-aas.ac.id/index.php/jei/article/view/7839