@article{
  author = {norouzgendeshmin, youseph, Roshandel, Taher},
  title = {Definition of mission and vision of media organizations. Case study: learning (amoozesh) Channel of Islamic republic of iran broadcasting},
  journal = {Media Studies},
  year = {2019},
  volume = {13},
  number = {43},
  pages = {19-30},
  doi = {}
}