SARAJ, Mansour; SADEGHI, Sadegh. Bi-Level Multi-Objective Absolute-Value Fractional programming Problems: A Fuzzy Goal Programming approach. International Journal of Applied Mathematical Research, [S. l.], v. 1, n. 3, p. 342–354, 2012. DOI: 10.14419/ijamr.v1i3.185. Disponível em: https://www.sciencepubco.com/index.php/ijamr/article/view/185.. Acesso em: 5 nov. 2024.