LUKAČ, D. V. Bystricky, Kolektivna bezpečnost’ alebo neutralita. Balcanica - Annual of the Institute for Balkan Studies, [S. l.], n. XV, p. 386–388, 2023. Disponível em: https://balcanica.rs/index.php/journal/article/view/1135. Acesso em: 30 jun. 2024.