EDITORIALBOARD. Myroslav L’vovych Horbachuk. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 69, n. 4, p. 575, 2017. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/1717. Acesso em: 27 apr. 2025.