A Note on the Stability of $K$-g-Frames. Communications in Mathematical Research, [S. l.], v. 35, n. 4, p. 345–353, 2019. DOI: 10.13447/j.1674-5647.2019.04.06. Disponível em: https://global-sci.com/index.php/cmr/article/view/9015. Acesso em: 6 dec. 2025.