@inproceedings{sgem2017s01058,
  title = {IRON SULPHIDE FROM TONSTEIN FROM 713 COAL SEAM OF JEJKOWICE TECTONIC TROUGH UPPER SILESIAN COAL BASIN (POLAND)},
  author = {Zdzislaw Adamczyk and Agnieszka Klupa and Andrzej Harat},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 17th International Multidisciplinary Scientific GeoConference SGEM2017, Science and Technologies in Geology, Exploration and Mining},
  year = {2017},
  pages = {455-462},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2017/11/s01.058}
}