WŁODARCZYK, B.; SZTURO, M. Identification and Monitoring of Instability in Financial Systems. Olsztyn Economic Journal, [S. l.], v. 11, n. 2, p. 177–188, 2016. DOI: 10.31648/oej.2919. Disponível em: https://czasopisma.uwm.edu.pl/index.php/oej/article/view/2919. Acesso em: 23 mar. 2023.