@article{
  author = {Johar, Saeid , Nikvand, Shokrollah },
  title = {Explanation and application of the principle of non-discrimination in B-group contracts},
  journal = {Quarterly Ethical Research (Association for Islamic Thought)},
  year = {2020},
  volume = {10},
  issue = {4},
  pages = {71-86},
  doi = {},
  url = {https://rimag.ir/fa/Article/17980}
}