MAGOŃ, Rafał. DEFENSE AND PROTECTION OF THE BORDER IN RELATION TO STATE SYSTEMS IN TIMES OF WAR AND PEACE. Security Forum, [S. l.], v. 9, n. 2, 2026. Disponível em: https://ojs.wsb.edu.pl/index.php/sf/article/view/1759. Acesso em: 22 sep. 2026.