BUCHWALTER, H. Semi-groupes de moments sur un convexe compact de $\mathsf{R}^p$. Mathematica Scandinavica, Berkeley, CA, United States, v. 54, p. 157–169, 1984. DOI: 10.7146/math.scand.a-12049. Disponível em: https://journals.msp.org/mscand/article/view/1575. Acesso em: 25 jul. 2026.