@article{Mattinen_2014,
title={Energy Use and Greenhouse Gas Emissions of Air‐Source Heat Pump and Innovative Ground‐Source Air Heat Pump in a Cold Climate},
volume={19},
ISSN={1530-9290},
url={http://dx.doi.org/10.1111/jiec.12166},
DOI={10.1111/jiec.12166},
number={1},
journal={Journal of Industrial Ecology},
publisher={Wiley},
author={Mattinen,
Maija K. and Nissinen,
Ari and Hyysalo,
Sampsa and Juntunen,
Jouni K.},
year={2014},
month=jul,
pages={61–70} }