GAJIĆ, Ljiljana. On some optimization problems in not necessarily locally convex space. Yugoslav Journal of Operations Research, [S. l.], v. 18, n. 2, p. 167–172, 2008. DOI: 10.2298/YJOR0802167G. Disponível em: https://yujor.erc.fon.bg.ac.rs/index.php/yujor/article/view/243. Acesso em: 26 aug. 2025.