Felski, Andrzej, and Tomasz Kowalik. “SOFTWARE DEFINED RADIO AND OPEN SOFTWARE AS A CRITICAL THREAT FOR UNMANNED OBJECTS”. Aviation and Security Issues 3, no. 1 (June 30, 2023): 255–264. Accessed November 21, 2024. https://journal.law.mil.pl/index.php/asi/article/view/51.