BARSKY, R. F. An Essay on the Free Movement of Peoples. Refuge: Canada’s Journal on Refugees, [S. l.], v. 19, n. 4, p. 84–93, 2001. DOI: 10.25071/1920-7336.21218. Disponível em: https://refuge.journals.yorku.ca/index.php/refuge/article/view/21218. Acesso em: 26 oct. 2021.