00703naa#a2200181#i#450# EN\\bibl\27755 20241122063815.5 2219-0767 20190301b2019####ek#y0engy0150####ca RU CHARACTERISTICS AND CLASSIFICATION OF ACOUSTIC INFORMATION LEAKAGE THROUGH TECHNICAL CHANNELS Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2019 5 с. Journal article local Прикладные науки. Общие вопросы. 60 Zolnikov V. K. Fomichev Aleksandr Vital'evich naukaru.ru