FEBRIANTO, G. R.; AMIN, M. S. Measuring the Effect of COVID-19 on Bank Cost Efficiency in Indonesia Using Stochastic Frontier Analysis: Conventional vs Islamic Evidence. Law and Economics, [S. l.], v. 20, n. 1, p. 41–49, 2026. DOI: 10.35335/laweco.v20i1.294. Disponível em: https://journals.ristek.or.id/index.php/LE/article/view/294. Acesso em: 21 apr. 2026.