KHOI, Lê Hai. Holomorphic Dirichlet Series in Several Variables. Mathematica Scandinavica, Berkeley, CA, United States, v. 77, p. 85–107, 1995. DOI: 10.7146/math.scand.a-12551. Disponível em: https://journals.msp.org/mscand/article/view/1121. Acesso em: 25 jul. 2026.