Yolanda M, Nasution MLI. The influence of Non Performing Financing (NPF), Financing to Deposit Ratio (FDR), and Operational Expenses on Operating Income (BOPO) on profitability of Bank Syariah Indonesia. enrichment [Internet]. 2023Feb.28 [cited 2026Jul.26];12(6):4953-9. Available from: https://www.enrichment.iocspublisher.org/index.php/enrichment/article/view/1179