Сопілко, І. М., and О. В. Пономаренко. “Technological Measures of Copyright Protection: Using Problems”. Scientific works of National Aviation University. Series: Law Journal "Air and Space Law" 4, no. 25 (December 25, 2012): 85–88. Accessed November 27, 2024. https://jrnl.nau.edu.ua/index.php/UV/article/view/5863.