LAITINEN, E. On the Burnside ring and stable cohomotopy of a finite group. MATHEMATICA SCANDINAVICA, [S. l.], v. 44, p. 37–72, 1979. DOI: 10.7146/math.scand.a-11795. Disponível em: https://www.mscand.dk/article/view/11795. Acesso em: 29 apr. 2024.