BibTex format
@article{Freeman:2015:10.1080/01457632.2015.995037,
author = {Freeman, J and Hellgardt, K and Markides, CN},
doi = {10.1080/01457632.2015.995037},
journal = {Heat Transfer Engineering},
pages = {1332--1347},
title = {An Assessment of Solar-Thermal Collector Designs for Small-Scale Combined Heating and Power Applications in the UK},
url = {http://dx.doi.org/10.1080/01457632.2015.995037},
volume = {36},
year = {2015}
}