BĘDZIESZAK, Marcin. Diversification of operating own-source revenues and their amount in large cities and districts in Poland. Studia Prawno-Ekonomiczne, [S. l.], v. 119, p. 171–193, 2021. DOI: 10.26485/SPE/2021/119/10. Disponível em: https://czasopisma.ltn.lodz.pl/Studia-Prawno-Ekonomiczne/article/view/1291. Acesso em: 27 apr. 2024.