Мазор, Ю.Л. “Radiocontact With the Extraterrestrial Civilizations”. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia0, no. 38 (January 14, 2013): 155-164. Accessed April 27, 2024. https://radap.kpi.ua/radiotechnique/article/view/438.