PUTINAR, Mihai; VASILESCU, Florian-Horia. A uniqueness criterion in the multivariate moment problem. Mathematica Scandinavica, Berkeley, CA, United States, v. 92, n. 2, p. 295–300, 2003. DOI: 10.7146/math.scand.a-14406. Disponível em: https://journals.msp.org/mscand/article/view/813. Acesso em: 24 jul. 2026.