TY  - JOUR
AU  - Shahbazifar, Mohammad Sajjad
AU  - Kazemi Matin, Reza
AU  - Khounsiavash, Mohsen
AU  - Koushki, Fereshteh
TI  - Group ranking of two-stage production units in network data envelopment analysis
JO  - RAIRO. Operations Research
PY  - 2021
SP  - 1825
EP  - 1840
VL  - 55
IS  - 3
PB  - EDP-Sciences
UR  - https://www.numdam.org/articles/10.1051/ro/2021082/
DO  - 10.1051/ro/2021082
LA  - en
ID  - RO_2021__55_3_1825_0
ER  -