Volume & Issue: Volume 12, Issue 4, Summer 2020 
1. Developing an Efficiency Based Target Setting Model for K-Stage Serial tructures

Pages 315-325

M. Homayounfar; AR. Amirteimoori; M. Goudarzvand- Chegini


4. Cross-inefficiency with the Variable Returns to Scale in ‎DEA

Pages 345-355

B. Asadi; H. Nasseri; Farhad Hosseinzade Lotfi


5. Solving Binary Systems of Fractional Integro-Differential Equations by Taylor ‎Wavelets

Pages 357-370

R. ‎Kavehsarchogha‎; R. ‎Ezzati‎; N. Karamikabir‎; F. Mohammadi ‎Yaghoobi‎


10. A ‎S‎tudy on Analytical Solutions of the Fuzzy Partial Differential ‎Equations

Pages 419-429

R. Ghasemi Moghaddam; S. Abbasbandy; M. Rostamy-Malkhalifeh