Cost Efficiency of Macedonian Municipalities in Service Delivery: Does Ethnic Fragmentation Matter?. Lex localis - Journal of Local Self-Government, [S. l.], v. 11, n. 3, p. 743–775, 2013. DOI: 10.4335/11.3.743-775(2013). Disponível em: http://lex-localis.org/index.php/LexLocalis/article/view/11.3.743-775%282013%29. Acesso em: 27 oct. 2025.