Олійник, Олег Вікторович. “Principles of Maintenance of the Informational Security of Ukraine”. Scientific works of National Aviation University. Series: Law Journal "Air and Space Law" 4, no. 41 (December 22, 2016): 72–78. Accessed April 27, 2024. https://jrnl.nau.edu.ua/index.php/UV/article/view/11123.