Shanshiashvili, Besarion, and Nugzar Kavlashvili. “Identification of One Class of Closed-Loop Nonlinear Dynamic Systems in the Frequency Domain”. International Scientific-Practical Conference: „Modern Challenges and Achievements in Information and Communication Technologies“ Transactions, no. 4, Jan. 2026, pp. 160-6, https://papers.4science.ge/index.php/mcaaict/article/view/388.