YOU, Xu. Rational approximation of the finite sum of some sequences. CUBO, A Mathematical Journal, [S. l.], v. 27, n. 1, p. 165–177, 2025. DOI: 10.56754/0719-0646.2701.165. Disponível em: https://cubo.ufro.cl/index.php/cubo/article/view/4019. Acesso em: 11 oct. 2025.