@article{
  author = {Adib, Yousof, Rouholamini, Mehdi, Golipour Fereydouni, Shahrbanou},
  title = {Providing a model to promote the sale of digital products with a social marketing approach},
  journal = {Journal of Iranian Social Development Studies},
  year = {2022},
  volume = {14},
  number = {56},
  pages = {209-220},
  doi = {10.30495/jisds.2022.20852}
}