@inproceedings{sgem2019s06089,
  title = {CLASSIFICATIONS AND METHODOLOGIES OF RESERVES CALCULATION IN UNCONVENTIONAL TIGHT/SHALE GAS RESERVOIRS},
  author = {Stanisław Nagy},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 19th SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings19th, Science and Technologies in Geology, Exploration And Mining},
  year = {2019},
  pages = {705-712},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2019/1.2/s06.089}
}