Муратов ОЄ, Ворожко ВП. The basic provisions of information classification order in the USA. Bezpeka ìnf. [Internet]. 2012 Jun. 15 [cited 2026 Jun. 14];17(1):4-9. Available from: http://jrnl.kai.edu.ua/index.php/Infosecurity/article/view/2860