@inproceedings{sgem2011s03110,
  title = {BEYOND 2010, SUSTAINABLE DEVELOPMENT IN KOLUBARA COAL MINES, SERBIA},
  author = {Bogoljub Vučković},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2011 11th International Multidisciplinary Scientific GeoConference},
  year = {2011},
  pages = {},
  publisher = {Stef92 Technology},
  doi = {10.5593/sgem2011/s03.110}
}