STROMQUIST, W. The maximum distance between two-dimensional Banach spaces. MATHEMATICA SCANDINAVICA, [S. l.], v. 48, p. 205–225, 1981. DOI: 10.7146/math.scand.a-11912. Disponível em: https://www.mscand.dk/article/view/11912. Acesso em: 14 apr. 2025.