AHMAD, Z. U.; MURSALEEN, . Cesaro Sequence Spaces and Their Kothe-Toeplitz Duals. The Journal of the Indian Mathematical Society, [S. l.], v. 53, n. 1-4, p. 177–180, 1988. Disponível em: https://informaticsjournals.co.in/index.php/jims/article/view/21991. Acesso em: 8 nov. 2024.