SASANE, A. Doubly invariant subspaces of the Besicovitch space. Methods of Functional Analysis and Topology, [S. l.], v. 28, n. 2, p. 150–156, 2022. DOI: https://doi.org/10.31392/MFAT-npu26_2.2022.07. Disponível em: https://zen.imath.kiev.ua/index.php/mfat/article/view/828. Acesso em: 16 dec. 2025.