Martsinkiv, M.V., S.I. Vasylyshyn, T.V. Vasylyshyn, and A.V. Zagorodnyuk. “Lipschitz Symmetric Functions on Banach Spaces With Symmetric Bases”. Carpathian Mathematical Publications 13, no. 3 (December 13, 2021): 727–733. Accessed November 21, 2024. https://journals.pnu.edu.ua/index.php/cmp/article/view/5568.