LEHRER, G. I. On a conjecture of Alperin and McKay. MATHEMATICA SCANDINAVICA, [S. l.], v. 43, p. 5–10, 1978. DOI: 10.7146/math.scand.a-11757. Disponível em: https://www.mscand.dk/article/view/11757. Acesso em: 5 may. 2024.