@article{
  author = {tari, farzane, , },
  title = {Identifying and Modelling of Challenges for Implementing E-Learning in the Iranian National Gas Company: An Interpretive Structural Modeling (ISM) approach},
  journal = { Quarterly Journal of Training and Development of Human Resources},
  year = {2018},
  volume = {4},
  number = {14},
  pages = {0-0},
  doi = {}
}