CYGAŃSKA, Małgorzata; THOENE, Michael; SILVA, Amelia. Analysis of Total, Direct and Indirect Cost Outliers in a Polish Specialist Hospital. Olsztyn Economic Journal, [S. l.], v. 12, n. 4, p. 451–464, 2017. DOI: 10.31648/oej.2845. Disponível em: https://czasopisma.uwm.edu.pl/index.php/oej/article/view/2845. Acesso em: 15 nov. 2026.