ROLJIĆ, Lazo. An expert system for national economy model simulations. Yugoslav Journal of Operations Research, [S. l.], v. 12, n. 2, p. 247–269, 2002. DOI: 10.2298/YJOR0202247R. Disponível em: https://yujor.erc.fon.bg.ac.rs/index.php/yujor/article/view/79. Acesso em: 17 sep. 2025.