@Article{Azaron2008, author="A. Azaron, K. N. Brown, S. A. Tarim, M. Modarres", title="", journal="Int. J. Production Economics", year="2008", pages="129", volume="116" } @Article{Berimberg2008, author="J. Berimberg, S. Salhi", title="", journal="Annals of Operations Research", year="2008", pages="99", volume="136" } @Article{Chen2011, author=" Z. Chen, H. Li, H. Ren, Q. Xu, J. Hong", title="", journal=" International Journal of Project Management", year="2011", pages="856", volume="29" } @Article{Cooper1963, author="L. Cooper", title="", journal=" Operation Research", year="1963", pages="331", volume="11" } @Article{Cui2010, author="T. Cui, Y. Ouyang, Z.-J. M. Shen", title="", journal="Operation Research", year="2010", pages="998", volume="58" } @Book{Drezner2001, author=" Z. Drezner, K. Klamroth, A. Schöbel, G. Wesolowsky", title="The Weber problem. In: Drezner Z, Hamacher HW (eds.) Facility location: applications and theory", year="2001", publisher="Springer", address="Berlin" } @Article{Dumaz2009, author="E. Dumaz, N. Aras, I. K. Altıne", title="", journal="Computers & Operations Research", year="2009", pages="2139", volume="36" } @Article{Guillen2005, author=" G. Guillen, F. D. Mele, M. J. Bagajewicz, A. Espuna, L. Puigjaner", title="", journal=" Chemical Enginnering Science", year="2005", pages="1535", volume="60" } @Article{Hahn2012, author="G. J. Hahn, H. Kuhn", title="", journal="Int. J. Production Economics, doi:10.1016/j.ijpe.2011.04.002", year="2012", pages="", volume="" } @Article{Hakimi 1965, author=" S. Hakimi ", title="", journal="Operation Research", year="1965", pages="462", volume="13" } @Article{Liu2010, author="K. Liu, Y. Zhou, Z. Zhang", title="", journal="European Journal of Operational Research", year="2010", pages="218", volume="207" } @Article{Mete2010, author=" H. O. Mete, Z. B. Zabinsky", title="", journal=" Hnt. J. Production Economics", year="2010", pages="76", volume="126" } @Article{Nickel2012, author="S. Nickel, F. Saldanha-da-Gama, H.-P. Ziegler", title="", journal="Omega", year="2012", pages="511", volume="40" } @Article{Ozsen2008, author=" L. Ozsen, C. R. Coullard, M. S. Daskin", title="", journal="Naval Research Logistics", year="2008", pages="295", volume="55" } @Article{Peng2011, author="P. Peng, L. V. Snyder, A. Lim, Z. Liu", title="", journal="Transportation Research Part B", year="2011", pages="1190", volume="45" } @Article{Salhi2003, author=" S. Salhi, MDH Gamal", title="", journal="Annals of Operations Research", year="2003", pages="203", volume="123" } @Article{Synder2007, author="L. V. Synder, M. S. Daskin, C.-P. Teo", title="", journal="European Journal of Operational Research", year="2007", pages="1221", volume="179" } @Article{Wagner2009, author=" M. R. Wagner, J. Bhaduryb, S. Penga", title="", journal="Computers & Operations Research", year="2009", pages="1002", volume="16" } @Article{Wang2010, author="F. Wang, T. Jia, X. Hu", title="", journal="IEEE", year="2010", pages="DoI: 978-1-4244-7330-4/10", volume="" } @Article{Wang2012, author=" S. Wang, J. Watada", title="", journal=" Information Sciences", year="2012", pages="3", volume="192" } @Article{You2009, author="F. You, J. M. Wassick, I. E. Grossmann", title="", journal="AIChE Journal", year="2009", pages="931", volume="55" } @Book{Zimmermann1996, author=" H. J. Zimmermann", title=" Fuzzy set theory and its applications", year="1996", publisher="Kluwer Academic", address="Boston" }