DERAN, A.; ISKENDEROGLU, O.; ERDURU, I. Regional Differences and Financial Ratios: A Comparative Approach on Companies of ISE City Indexes. International Journal of Economics and Financial Issues, [S. l.], v. 4, n. 4, p. 946–955, 2014. Disponível em: https://www.econjournals.com/index.php/ijefi/article/view/944. Acesso em: 25 apr. 2024.