@inproceedings{sgem2008paper,
  title = {IS COAL MINE OPERATION WITHOUT SAFETY POSSIBLE?},
  author = {F. Sereshki and M. Ataei and M. Jamshidi},
  booktitle = {8th International Scientific Conference - SGEM2008},
  year = {2008},
  pages = {469-476},
  publisher = {SGEM Scientific GeoConference},
  doi = {}
}