CUCOȘEL, C. SECURITY ENVIRONMENT – QUALITATIVE TRANSFORMATION OF OLD CHALLENGES. BULLETIN OF "CAROL I" NATIONAL DEFENCE UNIVERSITY, [S. l.], v. 2, n. 1, p. 115–120, 2020. Disponível em: https://revista.unap.ro/index.php/bulletin/article/view/784. Acesso em: 17 may. 2024.