BEANLAND, Kevin; CAUSEY, Ryan M. Quantitative factorization of weakly compact, Rosenthal, and $\xi$-Banach-Saks operators. MATHEMATICA SCANDINAVICA, [S. l.], v. 123, n. 2, p. 297–319, 2018. DOI: 10.7146/math.scand.a-105124. Disponível em: https://www.mscand.dk/article/view/105124. Acesso em: 5 dec. 2025.