KISIELEWSKA, M.; GUZOWSKA, M.; NELLIS, J. G.; ZARZECKI, D. Polish Banking Industry Efficiency: DEA Window Analysis Approach. International Journal of Banking and Finance, [S. l.], v. 3, p. 15–31, 2006. Disponível em: https://e-journal.uum.edu.my/index.php/ijbf/article/view/8348. Acesso em: 7 may. 2024.