HEITMAN, Sidney. The Third Soviet Emigration, 1948-91. Refuge : revue canadienne sur les réfugiés , [S. l.], v. 13, n. 2, p. 5–13, 1993. DOI: 10.25071/1920-7336.21717. Disponível em: https://refuge3.journals.yorku.ca/index.php/refuge/article/view/21717. Acesso em: 21 nov. 2024.