Zieliński , Zbigniew, Jan Chudzikiewicz, Janusz Furtak, Andrzej Stasiak, and Marek Brudka. “Secured Workstation to Process the Data of Different Classification Levels”. Journal of Telecommunications and Information Technology 49, no. 3 (September 30, 2012): 5–12. Accessed December 12, 2024. https://jtit.pl/jtit/article/view/1273.