On Some Class of $n$-Normed Generalized Difference Sequences Related to $\ell_p$-Space. Analysis in Theory and Applications, [S. l.], v. 30, n. 2, p. 214–223, 2014. DOI: 10.4208/ata.2014.v30.n2.7. Disponível em: https://global-sci.com/index.php/ata/article/view/8019. Acesso em: 5 dec. 2025.