Oleksandr Mykolaiovych Sharkovs’kyi (on his 80th birthday)

IvanovА. F., S. F. Kolyada, Y. L. Maistrenko, I. O. Parasyuk, G. P. Pelyukh, O. Y. Romanenko, A. G. Sivak, V. G. Samoilenko, V. I. Tkachenko, S. I. Trofimchuk, V. V. Fedorenko, D. Y. Khusainov, and I. A. Shevchuk. “Oleksandr Mykolaiovych Sharkovs’kyi (on His 80th Birthday)”. Ukrains’kyi Matematychnyi Zhurnal, Vol. 69, no. 2, Feb. 2017, pp. 257-60, https://umj.imath.kiev.ua/index.php/umj/article/view/1690.