BibTex format
@article{Gu:2013,
author = {Gu, Y and Li, W and Zhao, Y and Yang, B and Li, C and He, X},
journal = {IEEE Transactions on Power Electronics},
pages = {793--805},
title = {Transformerless inverter with virtual DC bus concept for cost-effective grid-connected PV power systems},
volume = {28},
year = {2013}
}