BibTex format
@article{Zhang:2017:10.1109/TIE.2017.2677333,
author = {Zhang, X and Xiang, X and Green, TC and Yang, X},
doi = {10.1109/TIE.2017.2677333},
journal = {IEEE Transactions on Industrial Electronics and Control Instrumentation},
pages = {6276--6286},
title = {Operation and performance of resonant modular multilevel converter with flexible step ratio},
url = {http://dx.doi.org/10.1109/TIE.2017.2677333},
volume = {64},
year = {2017}
}