TY  - JOUR
AU  - Torabi, Hassan
AU  - Dehghani poodeh, Hossein 
AU  - Cheshmberah, Mohsen 
AU  - Karimi gavareshki, Mohammad Hussein
AU  - Hosnav, Reza i
TI  - A model to collaborate on R&D projects based on TRL
JO  - Modiriat-e- farda
VL  - 17
IS  - 56
SP  - 225
EP  - 240
PY  - 2019
DO  - 
ER  -