A three-step averaging scheme for multivalued differential equations with generalized derivative. Neliniini Kolyvannya, [S. l.], v. 20, n. 3, p. 391–400, 2017. Disponível em: https://twinhead.imath.kiev.ua/index.php/nosc/article/view/875. Acesso em: 10 mar. 2026.