@inproceedings{sgem2012s03v1054,
  title = {SELECTION OF THE PART OF PERSPECTIVE LIGNITE DEPOSIT FOR EXPLORATION WITH REGARD OF APPLICATION THE UNDERGROUND GASIFICATION METHOD},
  author = {. Eng. Jan Kudelko and D.Ph. Eng. Janusz Nowak},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2012 12th International Multidisciplinary Scientific GeoConference},
  year = {2012},
  pages = {805 - 812 pp},
  publisher = {Stef92 Technology},
  doi = {10.5593/sgem2012/s03.v1054}
}