CHERNEGA, Iryna; ZAGORODNYUK, Andriy. Unbounded symmetric analytic functions on $\ell_1$. Mathematica Scandinavica, Berkeley, CA, United States, v. 122, n. 1, p. 84–90, 2018. DOI: 10.7146/math.scand.a-102082. Disponível em: https://journals.msp.org/mscand/article/view/285. Acesso em: 24 jul. 2026.