Javorskyj І.М., Yuzefovych Р.М., and Lychak О.В. “Ana Lysis of High-Frequency Modulation of Carrier Harmonics for Periodically Non-Stationary Random Signal”. Reports of the National Academy of Sciences of Ukraine, no. 2 (May 10, 2022): 21–31. Accessed July 3, 2022. https://dopovidi-nanu.org.ua/ojs/index.php/dp/article/view/2022-2-3.