TVERBERG, H. A New Derivation of the Information Function. MATHEMATICA SCANDINAVICA, [S. l.], v. 6, p. 297–298, 1958. DOI: 10.7146/math.scand.a-10555. Disponível em: https://www.mscand.dk/article/view/10555. Acesso em: 11 apr. 2025.