Widiastuti, Ayu, and Mulyaning Wulan. 2017. “Good Governance Bisnis Syariah Terhadap Islamicity Financial Performance Index Bank Umum Syariah”. Agregat: Jurnal Ekonomi Dan Bisnis 1 (1):94-113. https://journal.uhamka.ac.id/index.php/agregat/article/view/722.