Reduction of non-performing loans in the banking industry: an application of data envelopment analysis. Journal of Business Economics and Management, [S. l.], v. 18, n. 5, p. 833–851, 2017. DOI: 10.3846/16111699.2017.1358209. Disponível em: https://journals.vilniustech.lt/index.php/JBEM/article/view/1244. Acesso em: 9 may. 2025.