Ivanov АF, Kolyada SF, Maistrenko YL, Parasyuk IO, Pelyukh GP, Romanenko OY, et al. Oleksandr Mykolaiovych Sharkovs’kyi (on his 80th birthday). Ukr. Mat. Zhurn. [Internet]. 2017 Feb. 25 [cited 2025 Dec. 5];69(2):257-60. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/1690