BEREZANSKY, Yu. M.; VEREIKINA, M. B.; KOLYADA, S. F.; ROMANENKO, O. Yu.; SIVAK, A. G.; FEDORENKO, V. V. Aleksandr Nikolaevich Sharkovsky (on his 60th birthday). Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 48, n. 12, p. 1602–1603, 1996. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/5183. Acesso em: 5 dec. 2025.