@inproceedings{sgem2018s04002,
  title = {ASSESSMENT OF THE POSSIBILITY OF USING WATERS FROM POLISH HARD COAL MINES AS A SOURCES OF RARE EARTH ELEMENTS},
  author = {Barbara Białecka},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 18th International Multidisciplinary Scientific GeoConference SGEM2018, Science and Technologies in Geology, Exploration and Mining},
  year = {2018},
  pages = {11-18},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2018/1.4/s04.002}
}