Javorskyj, I.M., R.M. Yuzefovych, and O.V. Lychak. “Hilbert Transform for Multicomponent Periodically Non-Stationary Random Signals”. Reports of the National Academy of Sciences of Ukraine, no. 1 (March 30, 2022): 20–33. Accessed August 22, 2025. https://nasu-periodicals.org.ua/index.php/dp/article/view/2022-1-3.