WOJARSKA, Magdalena. The efficiency of social services provided by the municipalities: primary education case study. Ekonomia i Prawo. Economics and Law, [S. l.], v. 22, n. 4, p. 841–859, 2023. DOI: 10.12775/EiP.2023.044. Disponível em: https://apcz.umk.pl/EiP/article/view/44682. Acesso em: 16 may. 2025.