@inproceedings{sgem2013s03066,
  title = {STATE OF THE ART IN UNDERGROUND COAL MINING AUTOMATION AND INTRODUCTION OF A NEW SHIELD-DATA-BASED HORIZON CONTROL APPROACH},
  author = {Stephan Beitler},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 13th SGEM GeoConference on SCIENCE AND TECHNOLOGIES IN GEOLOGY, EXPLORATION AND MINING},
  year = {2013},
  pages = {},
  publisher = {Stef92 Technology},
  doi = {10.5593/sgem2013/ba1.v1/s03.066}
}