BOROVSKAYA, Olga N. Scientific connections of the BSSR and Poland in 1921–1939. Journal of the Belarusian State University. History, [S. l.], n. 1, p. 5–16, 2024. Disponível em: https://journals.bsu.by/index.php/history/article/view/5551. Acesso em: 19 jul. 2026.