Strategies to increase production efficiency in Indonesian Sharia commercial banks using Stochastic Frontier Approach (SFA). Journal of Economics, Business, and Accountancy Ventura, [S. l.], v. 21, n. 3, p. 379–389, 2019. DOI: 10.14414/jebav.v21i3.1597. Disponível em: https://journal.perbanas.ac.id/index.php/jebav/article/view/1597. Acesso em: 8 aug. 2025.