EDITORIALBOARD. On the 90th Birthday of Yurii Makarovych Berezans’kyi. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 67, n. 5, p. 579–583, 2015. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/2005. Acesso em: 5 dec. 2025.