@article{Sarbu_2014,
title={General review of ground-source heat pump systems for heating and cooling of buildings},
volume={70},
ISSN={0378-7788},
url={http://dx.doi.org/10.1016/j.enbuild.2013.11.068},
DOI={10.1016/j.enbuild.2013.11.068},
journal={Energy and Buildings},
publisher={Elsevier BV},
author={Sarbu,
Ioan and Sebarchievici,
Calin},
year={2014},
month=feb,
pages={441–454} }