GORBACHUK, M. L.; LUCHKA, A. Y.; MITROPOLSKIY, Yu. A.; SAMOILENKO, A. M. Yurii Dmitrievich Sokolov (on his 100th birthday). Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 48, n. 11, p. 1443–1445, 1996. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/5196. Acesso em: 5 dec. 2025.