Name elnaz babazadeh Affliation sudent Degree — Academic Rank - WebSite — Email — Article Presentation Project Book Thesis Speech Innovation TitleConference 1 A new Super-efficiency Model in the Presence of Negative Data هشتمین کنفرانس بین المللی تحقیق در عملیات - مشهد - 01 اردیبهشت 1394