@inproceedings{sgem2005paper,
  title = {POSSIBILITIES FOR ECONOMIC VALORIZATION OF SMALL COAL DEPOSITS IN THE REPUBLIC OF MACEDONIA},
  author = {P. Lazarov and T. Serafimovski and G. Tasev},
  booktitle = {5th International Scientific Conference - SGEM2005},
  year = {2005},
  pages = {169-176},
  publisher = {SGEM Scientific GeoConference},
  doi = {}
}