FERRANDO, J. C. On the ultrabornological property of the vector valued bounded function space. MATHEMATICA SCANDINAVICA, [S. l.], v. 73, p. 156–160, 1993. DOI: 10.7146/math.scand.a-12461. Disponível em: https://tidsskrift.dk/math/article/view/12461. Acesso em: 14 aug. 2026.