@inproceedings{sgem2017s21014,
  title = {COMPARE PRICE DEMANDS OF EXCAVATION AND TRENCHLESS TECHNOLOGIES IN THE CZECH REPUBLIC},
  author = {Terezie Vondrackova and Vera Vostova},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2017 17th International Multidisciplinary Scientific GeoConference},
  year = {2017},
  pages = {109-116},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2017/53/s21.014}
}