Ponomarenko, Vladimir, Elena Lapsheva, and Mikhail Prokhorov. “Estimation of Delay Times from Time Series of Ring Self-Oscillatory Time-Delay Systems”. Information and Control Systems, no. 6 (December 27, 2022): 53-61. Accessed May 20, 2024. https://i-us.ru/index.php/ius/article/view/15452.