Ihdina Sabilal Haq. “The Effect of Financing Portfolio Diversification Strategy on The Risk of Non Performing Financing in The Indonesian Islamic Banks”. J-EBIS (Jurnal Ekonomi dan Bisnis Islam) 8, no. 1 (April 30, 2023). Accessed January 18, 2026. https://journal.iainlangsa.ac.id/index.php/ebis/article/view/5560.