HEIKKILÄ, E. The Variety of Migration Streams – Examples around the World. Migration-Muuttoliike, [S. l.], v. 34, n. 3, p. 21–22, 2007. Disponível em: https://siirtolaisuus-migration.journal.fi/article/view/91442. Acesso em: 10 touko. 2024.