The Role of the Sharia Supervisory Board in Formulating Sharia Financing Policies in Accordance with Sharia Principles (A Study at KSPP BMT Harapan Ummat Sidoarjo). (2026). Al-Muwazanah: Indonesian Journal of Islamic Economics, 2(1), 244-251. https://journal.zmsadra.or.id/index.php/ijie/article/view/253