On the Number of Representation of Integers by the Direct Sum of BQFs with Discriminant -191. European Journal of Pure and Applied Mathematics, Maryland, USA, v. 5, n. 4, p. 451–468, 2012. Disponível em: https://www.ejpam.com/index.php/ejpam/article/view/1623.. Acesso em: 3 may. 2024.