@inproceedings{sgem2012s09v2034,
  title = {THE INFLUENCE OF OBSERVER LINE GEOMETRY ON RESULTS OF VISIBILITY ANALYSIS},
  author = {Ruzickova, Katerina and Ruzicka, Jan and Cirbus, Juraj},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2012 12th International Multidisciplinary Scientific GeoConference},
  year = {2012},
  pages = {1177 - 1184 pp},
  publisher = {Stef92 Technology},
  doi = {10.5593/sgem2012/s09.v2034}
}