TY - JOUR AU - mohammadi, akbar AU - sadaghiani, mahdi AU - yadollahi, milad AU - albadvi, amir TI - Identifying the Key Actors of Innovation Ecosystem in Downstream Petrochemical Industry of Iran JO - Roshd -e- Fanavari VL - 14 IS - 54 SP - 36 EP - 45 PY - 2018 DO - 10.7508/roshdefanavari.2018.14.005 ER -