@inproceedings{roger1990curve,
title={Curve singularities of finite Cohen-Macaulay type},
author={Roger Wiegand},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203536168852566},
booktitle={Arkiv for Matematik},
volume={29},
number={1},
pages={339-357},
year={1990},
}