@inproceedings{sgem2005paper,
  title = {MECHANIZED FACE COAL COMPLEX FOR EXPLOITING A PANEL OF COAL},
  author = {K. Dermendjiev},
  booktitle = {5th International Scientific Conference - SGEM2005},
  year = {2005},
  pages = {89-96},
  publisher = {SGEM Scientific GeoConference},
  doi = {}
}