LAU, Ka-sing. The Dual Ball of a Lindenstrauss Space. MATHEMATICA SCANDINAVICA, [S. l.], v. 33, p. 323–337, 1973. DOI: 10.7146/math.scand.a-11494. Disponível em: https://www.mscand.dk/article/view/11494. Acesso em: 5 dec. 2025.