Resmawan, H. 2021. The Effect of Non-Performing Loan and Loan to Deposit Ratio on Return on Assets at PT. Bank Mandiri, Tbk Period 2011-2020. Kontigensi : Jurnal Ilmiah Manajemen. 9, 1 (Jun. 2021), 42-50. DOI:https://doi.org/10.56457/jimk.v9i1.91.