Isa, Muhammad. “Operational Risk Analysis of Sharia Bank During Covid-19 Pandemic”. Jurnal Masharif Al-Syariah: Jurnal Ekonomi dan Perbankan Syariah 8, no. 1 (January 29, 2023). Accessed November 23, 2024. https://journal.um-surabaya.ac.id/Mas/article/view/15747.