BibTex format
@article{Xu:2016:10.1016/j.energy.2016.06.095,
author = {Xu, J and Hu, J and Zhang, L and Luo, E},
doi = {10.1016/j.energy.2016.06.095},
journal = {ENERGY},
pages = {804--809},
title = {A looped three-stage cascade traveling-wave thermoacoustically-driven cryocooler},
url = {http://dx.doi.org/10.1016/j.energy.2016.06.095},
volume = {112},
year = {2016}
}