Umasugi, Nirwan, Syaifuddin Syaifuddin, Rusmiyanti Wontami, Abd Rauf Wajo, and Muhammad Ufuqul Mubin. 2026. “Sharia-Oriented Performance of Local Government-Owned Islamic Rural Banks in Indonesia: A Disclosure-Based Descriptive Assessment Using the Islamicity Performance Index”. Business and Applied Management Journal 4 (2):360-76. https://doi.org/10.61987/bamj.v4i2.2320.