SNORRASON, Bergur. Polynomials with exponents in compact convex sets and associated weighted extremal functions -- Generalized product property}. Mathematica Scandinavica, Berkeley, CA, United States, v. 130, n. 3, 2024. DOI: 10.7146/math.scand.a-147788. Disponível em: https://journals.msp.org/mscand/article/view/43. Acesso em: 24 jul. 2026.