ŁOŚ, Robert. RUSSIAN SOFT POWER. Strategic Review, [S. l.], n. 10, p. 565–579, 2017. DOI: 10.14746/ps.2017.1.30. Disponível em: https://pressto.amu.edu.pl/index.php/ps/article/view/10519. Acesso em: 18 sep. 2024.