Author = Barzegari Khanagha, Jamal
The Impact of R&D Expenditure on the Performance of Companies Listed in Tehran Stock Exchange

Volume 4, Issue 14, June 2017, Pages 1-18

10.22055/jiar.2017.13251

Jamal Barzegari Khanagha; Fatemeh Akhavan Bahabadi; Salime Ghaedi; Amir Hossein Zare; Hamid Zare Hosseinabadi