@inproceedings{sgem2025s20048,
  title = {ESTIMATE THE LEVEL OF ECONOMIC LOSSES IN THE VALUE CHAIN OF HARD COAL MINING IN POLAND IN CONNECTION WITH THE PLANNED LIQUIDATION OF THIS SECTOR},
  author = {P. Bogacz},
  booktitle = {25th International Multidisciplinary Scientific GeoConference Proceedings SGEM2025, Ecology, Environmental Economics, Education, and Legislation, Vol25, Issue 5.1.},
  year = {2025},
  pages = {387-394},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2025/5.1/s20.048}
}