EDITORIAL BOARD. Eduard R. Tsekanovskiĭ (to 80th birthday anniversary). Methods of Functional Analysis and Topology, [S. l.], v. 23, n. 3, p. 208–210, 2017. Disponível em: https://zen.imath.kiev.ua/index.php/mfat/article/view/665. Acesso em: 15 dec. 2025.