@inproceedings{sgem2017s20032,
  title = {DEVELOPMENT OF GEOTURISM AND MINING HERITAGE ON THE EXAMPLES OF SLOVAK OPAL MINES AND OIL MINE BOBRKA},
  author = {Radoslav Klamar},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 17th International Multidisciplinary Scientific GeoConference SGEM2017, Ecology, Economics, Education and Legislation},
  year = {2017},
  pages = {241-248},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2017/52/s20.032}
}