GLASSER, M.L. A note on series of hyperbolic functions. Scientia Series A: Mathematical Sciences, [S. l.], v. 35, n. 1, p. 131–139, 2025. DOI: 10.71712/a87d-v738. Disponível em: https://revistas.usm.cl/scientia/article/view/Vol35_2024_10.. Acesso em: 7 jun. 2025.