OLSEN, Gunnar Hans. Edwards’ separation theorem for complex Lindenstrauss spaces with application to selection and embedding Theorems. Mathematica Scandinavica, Berkeley, CA, United States, v. 38, p. 97–105, 1976. DOI: 10.7146/math.scand.a-11620. Disponível em: https://journals.msp.org/mscand/article/view/2027. Acesso em: 25 jul. 2026.