Toeplitz $O$-Frames for Operators in Banach Spaces. Analysis in Theory and Applications, [S. l.], v. 40, n. 4, p. 363–373, 2025. DOI: 10.4208/ata.OA-2017-0028. Disponível em: https://www.global-sci.com/index.php/ata/article/view/8301. Acesso em: 5 dec. 2025.