TENNENBAUM, J. On the function $\sum_{n=0}^\infty \frac{\zeta(n+2)}{n!}x^n$. MATHEMATICA SCANDINAVICA, [S. l.], v. 41, p. 242–248, 1977. DOI: 10.7146/math.scand.a-11717. Disponível em: https://www.mscand.dk/article/view/11717. Acesso em: 6 may. 2024.