TENNENBAUM, Jonathan. On the function $\sum_{n=0}^\infty \frac{\zeta(n+2)}{n!}x^n$. Mathematica Scandinavica, Berkeley, CA, United States, v. 41, p. 242–248, 1977. DOI: 10.7146/math.scand.a-11717. Disponível em: https://journals.msp.org/mscand/article/view/1929. Acesso em: 25 jul. 2026.