Tarmidi, Heri, and Adji Widodo. “Pengaruh Capital Adequacy Ratio (CAR) Dan Biaya Operasional Pendapatan Operasional (BOPO) Terhadap Return On Asset (ROA) Pada PT. Bank Syariah Mandiri TBK Periode 2011 – 2019”. Jurnal Ilmiah PERKUSI 1, no. 2 (June 10, 2021): 131–138. Accessed September 28, 2024. https://openjournal.unpam.ac.id/index.php/JIPER/article/view/11045.