ARUTYUNOV, Aram V.; PAVLOVA, Natalia G.; SHANANIN, Aleksandr A. New conditions for the existence of equilibrium prices. Yugoslav Journal of Operations Research, [S. l.], v. 28, n. 1, p. 59–77, 2018. DOI: 10.2298/YJOR170212021A. Disponível em: https://yujor.erc.fon.bg.ac.rs/index.php/yujor/article/view/526. Acesso em: 26 aug. 2025.