TY  - JOUR
AU  - fathali, jafar
AU  - nazari, morteza
TI  - Solution of Backup Multifacility Location Problem by Considering the Ideal Radius for each Customer
JO  - Journal of New Researches in Mathematics
VL  - 5
IS  - 5
SP  - 93
EP  - 104
PY  - 2019
DO  - 
ER  -