Jahanshahloo, G. R.; Abbasian-Naghneh, S. Data envelopment analysis with imprecise data. (English) Zbl 1246.90075 Appl. Math. Sci., Ruse 5, No. 61-64, 3089-3106 (2011). MSC: 90B50 90C70 PDFBibTeX XMLCite \textit{G. R. Jahanshahloo} and \textit{S. Abbasian-Naghneh}, Appl. Math. Sci., Ruse 5, No. 61--64, 3089--3106 (2011; Zbl 1246.90075) Full Text: Link
Jahanshahloo, G. R.; Hosseinzadeh Lotfi, F.; Shahverdi, R.; Adabitabar, M.; Rostamy-Malkhalifeh, M.; Sohraiee, S. Ranking DMUs by \(l_1\)-norm with fuzzy data in DEA. (English) Zbl 1197.90356 Chaos Solitons Fractals 39, No. 5, 2294-2302 (2009). MSC: 90C90 90C08 90C70 90B50 PDFBibTeX XMLCite \textit{G. R. Jahanshahloo} et al., Chaos Solitons Fractals 39, No. 5, 2294--2302 (2009; Zbl 1197.90356) Full Text: DOI
Hosseinzadeh Lotfi, F.; Jahanshahloo, G. R.; Vahidi, A. R.; Dalirian, A. Efficiency and effectiveness in multi-activity network DEA model with fuzzy data. (English) Zbl 1184.90079 Appl. Math. Sci., Ruse 3, No. 49-52, 2603-2618 (2009). MSC: 90B50 90C70 PDFBibTeX XMLCite \textit{F. Hosseinzadeh Lotfi} et al., Appl. Math. Sci., Ruse 3, No. 49--52, 2603--2618 (2009; Zbl 1184.90079) Full Text: Link
Jahanshahloo, G. R.; Hosseinzadeh Lotfi, F.; Bagherzadeh Valami, Hadi Sensitivity analysis of CCR-efficient units in the presence of the indicator with limited source. (English) Zbl 1157.90449 Int. Math. Forum 3, No. 29-32, 1457-1467 (2008). MSC: 90B50 90C31 90C70 PDFBibTeX XMLCite \textit{G. R. Jahanshahloo} et al., Int. Math. Forum 3, No. 29--32, 1457--1467 (2008; Zbl 1157.90449) Full Text: Link
Jahanshahloo, G. R.; Hosseinzadeh Lotfi, F.; Alimardani Jondabeh, M.; Banihashemi, Sh.; Lakzaie, L. Cost efficiency measurement with certain price on fuzzy data and application in insurance organization. (English) Zbl 1142.90519 Appl. Math. Sci., Ruse 2, No. 1-4, 1-18 (2008). MSC: 90C70 91B30 PDFBibTeX XMLCite \textit{G. R. Jahanshahloo} et al., Appl. Math. Sci., Ruse 2, No. 1--4, 1--18 (2008; Zbl 1142.90519)
Hosseinzadeh Lotfi, F.; Jahanshahloo, G. R.; Allahviranloo, T.; Noroozi, E.; Hosseinzadeh Lotfi, A. A. Equitable allocation of shared costs on fuzzy environment. (English) Zbl 1153.91611 Int. Math. Forum 2, No. 65-68, 3199-3210 (2007). MSC: 91B32 90C70 90C05 PDFBibTeX XMLCite \textit{F. Hosseinzadeh Lotfi} et al., Int. Math. Forum 2, No. 65--68, 3199--3210 (2008; Zbl 1153.91611) Full Text: DOI
Hosseinzadeh Lotfi, F.; Jahanshahloo, G. R.; Rezai Balf, F.; Zhiani Rezai, H. Finding the minimize summation for location of facility in a convex set with fuzzy data. (English) Zbl 1200.90116 Appl. Math. Sci., Ruse 1, No. 13-16, 749-759 (2007). MSC: 90B80 90C70 PDFBibTeX XMLCite \textit{F. Hosseinzadeh Lotfi} et al., Appl. Math. Sci., Ruse 1, No. 13--16, 749--759 (2007; Zbl 1200.90116)
Jahanshahloo, G. R.; Hosseinzadeh Lotfi, F.; Nikoomaram, H.; Alimardani, M. Using a certain linear ranking function to measure the Malmquist productivity index with fuzzy data and application in insurance organization. (English) Zbl 1200.90175 Appl. Math. Sci., Ruse 1, No. 13-16, 665-680 (2007). MSC: 90C70 90B50 91B30 91B82 PDFBibTeX XMLCite \textit{G. R. Jahanshahloo} et al., Appl. Math. Sci., Ruse 1, No. 13--16, 665--680 (2007; Zbl 1200.90175)
Hosseinzadeh Lotfi, F.; Jahanshahloo, G. R.; Alimardani, M. A new approach for efficiency measures by fuzzy linear programming and application in insurance organization. (English) Zbl 1200.90174 Appl. Math. Sci., Ruse 1, No. 13-16, 647-663 (2007). MSC: 90C70 90B50 PDFBibTeX XMLCite \textit{F. Hosseinzadeh Lotfi} et al., Appl. Math. Sci., Ruse 1, No. 13--16, 647--663 (2007; Zbl 1200.90174)
Jahanshahloo, G. R.; Hosseinzadeh Lotfi, F.; Adabitabar Firozja, M.; Allahviranloo, T.; Zahedy Alamdary, E. Ranking DMUs with fuzzy data in DEA. (English) Zbl 1245.90156 Int. J. Contemp. Math. Sci. 2, No. 5-8, 203-211 (2007). MSC: 90C70 90C08 90B50 PDFBibTeX XMLCite \textit{G. R. Jahanshahloo} et al., Int. J. Contemp. Math. Sci. 2, No. 5--8, 203--211 (2007; Zbl 1245.90156) Full Text: DOI Link
Soleimani-damaneh, M.; Jahanshahloo, G. R.; Abbasbandy, S. Computational and theoretical pitfalls in some current performance measurement techniques; and a new approach. (English) Zbl 1102.90031 Appl. Math. Comput. 181, No. 2, 1199-1207 (2006). MSC: 90B50 90C05 90C49 90C70 PDFBibTeX XMLCite \textit{M. Soleimani-damaneh} et al., Appl. Math. Comput. 181, No. 2, 1199--1207 (2006; Zbl 1102.90031) Full Text: DOI
Jahanshahloo, G. R.; Soleimani-Damaneh, M.; Nasrabadi, E. Measure of efficiency in DEA with fuzzy input-output levels: a methodology for assessing, ranking and imposing of weights restrictions. (English) Zbl 1134.90444 Appl. Math. Comput. 156, No. 1, 175-187 (2004). MSC: 90C08 90C29 90C70 90B50 PDFBibTeX XMLCite \textit{G. R. Jahanshahloo} et al., Appl. Math. Comput. 156, No. 1, 175--187 (2004; Zbl 1134.90444) Full Text: DOI
Saati M., S.; Memariani, A.; Jahanshahloo, G. R. Efficiency analysis and ranking of DMUs with fuzzy data. (English) Zbl 1091.90536 Fuzzy Optim. Decis. Mak. 1, No. 3, 255-267 (2002). MSC: 90C70 90B50 PDFBibTeX XMLCite \textit{S. Saati M.} et al., Fuzzy Optim. Decis. Mak. 1, No. 3, 255--267 (2002; Zbl 1091.90536) Full Text: DOI