@inproceedings{angela2003differentiability,
title={Differentiability properties of Orlicz-Sobolev functions},
author={Angela Alberico, and Andrea Cianchi},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203612411182852},
booktitle={Arkiv for Matematik},
volume={43},
number={1},
pages={1-28},
year={2003},
}
Angela Alberico, and Andrea Cianchi. Differentiability properties of Orlicz-Sobolev functions. 2003. Vol. 43. In Arkiv for Matematik. pp.1-28. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203612411182852.