JIAO, H. A class of semilocal E-preinvex maps in Banach spaces with applications to nondifferentiable vector optimization. An International Journal of Optimization and Control: Theories & Applications (IJOCTA), [S. l.], v. 4, n. 1, p. 1–10, 2013. DOI: 10.11121/ijocta.01.2014.00178. Disponível em: http://ijocta.org/index.php/files/article/view/178. Acesso em: 17 sep. 2021.