Редколегія . Oleksandr Mykolaiovych Sharkovs’kyi (on his 85th birthday). Ukr. Mat. Zhurn. [Internet]. 2022 Jan. 24 [cited 2025 Dec. 5];74(1):137-40. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/7105