Iswanto D, Hidayattillah H, Hawa N. The Influence of Customer Service in Increasing Customer Satisfaction at PT BPR Utomo Manunggal Sejahtera Sumsel. JE [Internet]. 2026 Aug. 30 [cited 2026 Sep. 15];5(8):4824-36. Available from: https://ejournal.45mataram.ac.id/index.php/economina/article/view/3571