JAKUBOWSKI, Rafał M.; KUŚMIERCZYK, Paweł. PRODUCTION OF PUBLIC GOODS AND THE FREE-RIDING PROBLEM. Ekonomia i Prawo. Economics and Law, [S. l.], v. 3, n. 1, p. 163–184, 2007. DOI: 10.12775/EiP.2007.009. Disponível em: https://apcz.umk.pl/EiP/article/view/EiP.2007.009. Acesso em: 16 dec. 2025.