“The Effect of Service Quality and Promotions on Customer Satisfaction Which Has an Impact on Customer Loyalty at Bank Permata Bintaro Tower III”. Opportunity Jurnal Penelitian dan Pengabdian Masyarakat 4, no. 1 (July 2, 2026): 36–70. Accessed October 29, 2026. https://ejournal.unsuda.ac.id/index.php/Opportunity/article/view/3211.