@article{
  author = {Khamisabadi, Marjan, javadipoor, Mohammad, Salehi, Keyvan, abtahi, masoumeh sadat},
  title = {Challenges in Implementing Curriculum in Multigrade Elementary Classes},
  journal = {Curriculum Development and Educational Planning Research},
  year = {2025},
  volume = {17},
  issue = {1},
  pages = {35-53},
  doi = {},
  url = {https://sanad.iau.ir/fa/Article/1194392}
}