@inproceedings{guan2013an,
title={An Averaging Theorem for Perturbed KdV Equation},
author={Guan HUANG},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20220517134801898490209},
booktitle={Nonlinearity},
volume={26},
pages={1599-1621},
year={2013},
}