CRABB, M. C.; SUTHERLAND, W. A. Function spaces and Hurwitz-Radon numbers. Mathematica Scandinavica, Berkeley, CA, United States, v. 55, p. 67–90, 1984. DOI: 10.7146/math.scand.a-12068. Disponível em: https://journals.msp.org/mscand/article/view/1602. Acesso em: 25 jul. 2026.