@article{Venturelli_2013,
title={Minimal Self-Contained Quantum Refrigeration Machine Based on Four Quantum Dots},
volume={110},
ISSN={1079-7114},
url={http://dx.doi.org/10.1103/physrevlett.110.256801},
DOI={10.1103/physrevlett.110.256801},
number={25},
journal={Physical Review Letters},
publisher={American Physical Society (APS)},
author={Venturelli,
Davide and Fazio,
Rosario and Giovannetti,
Vittorio},
year={2013},
month=jun }