List of Articles Reza Shahverdi Article 1 - Ranking DMUs by New Metric DTM with Fuzzy Data in DEA Reza Shahverdi International Journal of Data Envelopment Analysis , Issue 4 , Year , Summer 2016 Article 2 - Effect of uncontrollable factors on constant returns-to-scale production technologies Reza Shahverdi Azam Ahmadzadeh International Journal of Data Envelopment Analysis , Issue 5 , Year , Autumn 2016