TY  - JOUR
AU  - Soltanifar, Mehdi
AU  - SHarafi, Hamid
AU  - Zargar, Seyyed Mohammad
AU  - Homayounfar, Mehdi
TI  - Supplier Ranking Using Data Envelopment Analysis and New Cross Efficiency Evaluation in the Presence of Undesirable Outputs
JO  - Journal of New Researches in Mathematics
VL  - 7
IS  - 4
SP  - 35
EP  - 58
PY  - 2021
DO  - 
ER  -