@inproceedings{sgem2015s6103,
  title = {ON SOME TRENDS IN CONSTRUCTION IMPROVEMENTS OF ROCK CUTTING TOOLS FOR DRILLING OIL AND GAS WELLS},
  author = {Boranbay Ratov},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 15th International Multidisciplinary Scientific GeoConference SGEM2015, SCIENCE AND TECHNOLOGIES IN GEOLOGY, EXPLORATION AND MINING},
  year = {2015},
  pages = {},
  publisher = {Stef92 Technology},
  doi = {10.5593/sgem2015/b11/s6.103}
}