KOLOSOV, Vladimir. Radical shifts in Russian-Ukrainian relations and geopolitics of neighbourhood. Journal of Geography, Politics and Society, [S. l.], v. 8, n. 2, p. 7–15, 2018. Disponível em: https://czasopisma.bg.ug.edu.pl/index.php/JGPS/article/view/3117. Acesso em: 22 jul. 2024.