BERDYSHEV, G. Before Slavic and Early Slavic period of ethnogeny of the population of Ukraine. Origin of language and culture: ancient history of mankind, [S. l.], v. 1, n. 2, p. 50–58, 2007. Disponível em: https://publishing.socionic.info/index.php/language/article/view/164. Acesso em: 3 may. 2024.