@inproceedings{h´e2014stratified,
title={Stratified bundles and ´etale fundamental group},
author={H´e l`ene Esnault, and Xiaotao Sun},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20160819170421714405300},
year={2014},
}
H´e l`ene Esnault, and Xiaotao Sun. Stratified bundles and ´etale fundamental group. 2014. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20160819170421714405300.