LÖFSTRÖM, Jörgen. On the Moments of Functions Satisfying a Lipschitz Condition. Mathematica Scandinavica, Berkeley, CA, United States, v. 23, p. 177–187, 1968. DOI: 10.7146/math.scand.a-10909. Disponível em: https://journals.msp.org/mscand/article/view/2446. Acesso em: 25 jul. 2026.