@inproceedings{jian-guo2017a,
title={A generalized Sz. Nagy inequality in higher dimensions and the critical thin film equation},
author={Jian-Guo Liu, and Jinhuan Wang},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170207183317107594259},
booktitle={IOPscience},
volume={30},
number={1},
pages={35–60},
year={2017},
}

Jian-Guo Liu, and Jinhuan Wang. A generalized Sz. Nagy inequality in higher dimensions and the critical thin film equation. 2017. Vol. 30. In IOPscience. pp.35–60. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170207183317107594259.