%0 Journal Article %A tari, farzane, , %T Identifying and Modelling of Challenges for Implementing E-Learning in the Iranian National Gas Company: An Interpretive Structural Modeling (ISM) approach %J Quarterly Journal of Training and Development of Human Resources %V 4 %N 14 %P 0-0 %D 2018 %R %U https://rimag.ir/fa/Article/30177