@inproceedings{sgem2019s03064,
  title = {PROSPECTING CRITERIA FOR OFF-SET APATITE-NEPHELINE DEPOSITS IN THE KHIBINY MASSIF AREA},
  author = {Dmitry Zhirov},
  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 = {499-506},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2019/1.3/s03.064}
}