WĄSOWICZ, Krzysztof. Assessment of the efficiency of municipal companies based on local collective transport. Journal of Public Governance, Poland, v. 44, n. 2, p. 56–70, 2018. DOI: 10.15678/ZP.2018.44.2.04. Disponível em: https://publicgovernance.pl/zpub/article/view/459.. Acesso em: 3 jul. 2024.