WOŹNIAK, Katarzyna. Indexes of migration policy restrictiveness: concept, methodology and application. Ekonomia i Prawo. Economics and Law, [S. l.], v. 20, n. 1, p. 191–207, 2021. DOI: 10.12775/EiP.2021.012. Disponível em: https://apcz.umk.pl/EiP/article/view/EiP.2021.012. Acesso em: 8 aug. 2026.