RAUBO, Jacek. Germany after World War II – Crucial Frontline of Intelligence Services War. Przegląd Strategiczny, [S. l.], n. 2, p. 115–126, 2012. DOI: 10.14746/ps.2012.2.9. Disponível em: https://pressto.amu.edu.pl/index.php/ps/article/view/6024. Acesso em: 21 lis. 2024.