@inproceedings{sgem2014s3040,
  title = {IMPROVEMENT OF HIGH-PERFORMANCE LONGWALL FACE COMPLEXES EFFICIENCY AT UNDERGROUND EXTRACTION OF COAL},
  author = {Vladimir Zubov},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 14th SGEM GeoConference on SCIENCE AND TECHNOLOGIES IN GEOLOGY, EXPLORATION AND MINING},
  year = {2014},
  pages = {},
  publisher = {Stef92 Technology},
  doi = {10.5593/sgem2014/b13/s3.040}
}