Karsono, Lorena Dara Putri. “SHARIA AND CONVENTIONAL BANKING EFFICIENCY (COMPARATIVE STUDY WITH DATA ENVELOPMENT ANALYSIS METHOD)”. International Journal of Economics, Business and Accounting Research (IJEBAR) 6, no. 1 (March 23, 2022): 565–569. Accessed July 31, 2025. https://www.jurnal.stie-aas.ac.id/index.php/IJEBAR/article/view/4457.