SAKSMAN, E.; TYLLI, H.-O. New examples of weakly compact approximation in Banach spaces. Annales Fennici Mathematici, [S. l.], v. 33, n. 2, p. 429–438, 2008. Disponível em: https://afm.journal.fi/article/view/135240. Acesso em: 18 may. 2024.