RUDIN, W. A Generalization of a Theorem of Frostman. MATHEMATICA SCANDINAVICA, [S. l.], v. 21, p. 136–143, 1967. DOI: 10.7146/math.scand.a-10853. Disponível em: https://www.mscand.dk/article/view/10853. Acesso em: 2 may. 2024.