@inproceedings{r.1983on,
title={On the snow flake domain},
author={R. Kaufman, and Jang-Mei Wu},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203519843475429},
booktitle={Arkiv for Matematik},
volume={23},
number={1},
pages={177-183},
year={1983},
}