BibTex format
@inproceedings{Toh:2014:1/012128,
author = {Toh, TT and Wright, SW and Mitcheson, PD},
doi = {1/012128},
publisher = {IOP PUBLISHING LTD},
title = {Resonant frequency tuning of an industrial vibration energy harvester},
url = {http://dx.doi.org/10.1088/1742-6596/557/1/012128},
year = {2014}
}