NEDUZHKO, Yury Victorovich. The Ukrainian Diaspora and the Helsinki Process (Late 1980s – Early 1990s). Historia i Polityka, [S. l.], n. 12 (19), p. 83–95, 2015. DOI: 10.12775/HiP.2014.021. Disponível em: https://apcz.umk.pl/HiP/article/view/HiP.2014.021. Acesso em: 8 lip. 2025.