MAKKAR, S.. Procurement-distribution model for perishable items with quantity discounts incorporating freight policies under fuzzy environment. Yugoslav Journal of Operations Research, [S.l.], v. 23, n. 2, oct. 2016. ISSN 2334-6043. Dostupno na: <http://yujor.fon.bg.ac.rs/index.php/yujor/article/view/406>. Datum pristupa: 19 may 2024