Burtnyak, I.V., Yu.Yu. Chopyuk, S.I. Vasylyshyn, and T.V. Vasylyshyn. 2023. “Algebras of Weakly Symmetric Functions on Spaces of Lebesgue Measurable Functions”. Carpathian Mathematical Publications 15 (2):411-19. https://doi.org/10.15330/cmp.15.2.411-419.