Vasylyshyn, T.V. “Symmetric Functions on Spaces $\ell_p(\mathbb{{R}}^n)$ and $\ell_p(\mathbb{{C}}^n)$”. Carpathian Mathematical Publications 12, no. 1 (June 12, 2020): 5–16. Accessed November 23, 2024. https://ktipe.pnu.edu.ua/index.php/cmp/article/view/3863.