Existence, Uniqueness of solutions for Set Differential Equations Involving Causal Operators with Memory. European Journal of Pure and Applied Mathematics, Maryland, USA, v. 3, n. 4, p. 737–747, 2010. Disponível em: https://www.ejpam.com/index.php/ejpam/article/view/891. Acesso em: 22 dec. 2024.