@article{
  author = {Naghdi, Yazdan, Kaghazian, Soheila, Mohsni fakhr, Niki, Parhizi Gashti, Hadi},
  title = {Effects  of  Nano-Technology on Economic Growth in Selected Countries},
  journal = {Economic  Modeling},
  year = {2015},
  volume = {7},
  number = {21},
  pages = {85-99},
  doi = {}
}