@inproceedings{sgem2017s21030,
  title = {ECOLOGICAL AND ECONOMIC EFFICIENCY EVALUATION OF SUSTAINABLE USE OF MINERAL RAW MATERIALS IN MODERN CONDITIONS},
  author = {Anna Tsvetkova and Elena Katysheva},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2017 17th International Multidisciplinary Scientific GeoConference},
  year = {2017},
  pages = {241-248},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2017/53/s21.030}
}