Gultom, Selfi Afriani, and Saparuddin Siregar. “Penilaian Kesehatan Bank Syariah Di Indonesia Dengan Metode RGEC”. Jurnal Ilmiah Ekonomi Islam 8, no. 1 (March 8, 2022): 315–327. Accessed August 6, 2025. https://jurnal.stie-aas.ac.id/index.php/jei/article/view/4593.