KARPILOWSKY, G. The number of representations of a group induced from the irreducible representations of a normal subgroup. Mathematica Scandinavica, Berkeley, CA, United States, v. 42, p. 5–8, 1978. DOI: 10.7146/math.scand.a-11730. Disponível em: https://journals.msp.org/mscand/article/view/1912. Acesso em: 25 jul. 2026.