Vakarchuk, Sergii, and Mykhailo Vakarchuk. “On Informational and Some Other N-Widths of Classes of Analytic Functions in a Disk”. International Scientific-practical Conference: „Modern Challenges and Achievements in Information and Communication Technologies“ Transactions, no. 4 (December 31, 2025): 117–121. Accessed February 6, 2026. https://papers.4science.ge/index.php/mcaaict/article/view/378.