%0 Journal Article %A Moharrami, Tavakol, Irajpour, Alireza, Mosakhani, Morteza %T Investigating the effective variables of R&D (research and development) and providing executive solutions to improve the learning performance and innovation of the National Iranian Gas Company %J Social Research %V 13 %N 53 %P 1-25 %D 2022 %R %U https://sanad.iau.ir/fa/Article/1111158