@article{
  author = {fakouri, hosein, nadi, ezatallah, shariyatmadare, ali, seif, maryam},
  title = {A Study on The Contents Of Experimental Science Books In 
Primary Schools On The Basis Of Thonght-training Principles},
  journal = {Educational researches},
  year = {2007},
  volume = {3},
  issue = {12},
  pages = {1-26},
  doi = {},
  url = {https://sanad.iau.ir/fa/Article/941153}
}