@inproceedings{BOROUN:2012Kn,
  author = "BOROUN, Gholam Reza",
  title = "{Two approach to the ratio of the charm structure functions}",
  doi = "10.22323/1.166.0069",
  booktitle = "Proceedings of The XIth International Conference on Heavy Quarks and Leptons  {\textemdash} PoS(HQL 2012)",
  year = 2012,
  volume = "166",
  pages = "069"
}