@inproceedings{sgem2015s17038,
  title = {HEAT PUMP WATER HEATING SYSTEMS},
  author = {Martin Stefanco},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 15th International Multidisciplinary Scientific GeoConference SGEM2015, ENERGY AND CLEAN TECHNOLOGIES},
  year = {2015},
  pages = {},
  publisher = {Stef92 Technology},
  doi = {10.5593/sgem2015/b41/s17.038}
}