@inproceedings{sgem2014s17035,
  title = {HEAT PUMPS AS A MEANS OF EFFICIENTLY USING RENEWABLE ENERGY SOURCES},
  author = {Martin Stefanco},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 14th SGEM GeoConference on ENERGY AND CLEAN TECHNOLOGIES},
  year = {2014},
  pages = {},
  publisher = {Stef92 Technology},
  doi = {10.5593/sgem2014/b41/s17.035}
}