@inbook{Tan_2017,
 title={Thermal Energy Harvesting System},
 ISBN={9781315216676},
 url={http://dx.doi.org/10.1201/b14572-3},
 DOI={10.1201/b14572-3},
 booktitle={Energy Harvesting Autonomous Sensor Systems},
 publisher={CRC Press},
 author={Tan,
 Yen Kheng},
 year={2017},
 month=dec,
 pages={89–107} }