PolovinaA. A. (1998) “Hausdorff diameter of a nonsymmetric class of vector functions”, Ukrains’kyi Matematychnyi Zhurnal, 50(11), pp. 1570–1573. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/4812 (Accessed: 24November2024).