%0 Journal Article %A pourmandbakhshayesh, tayyebeh, Salmani, Behzad, bargioskooi, mohammadmehdi %T Effects of Technology Spillover and Internal Research & Development (R&D) on Growth of Total Factor Productivity (TFP) in Iran's Oil and Gas Sector %J Roshd -e- Fanavari %V 16 %N 64 %P 72-81 %D 2020 %R 10.52547/jstpi.20794.16.64.72 %U https://rimag.ir/fa/Article/20794