@inproceedings{klaus1985torus,
title={Torus embeddings and deformations of simple singularities of space curves},
author={Klaus Wirthmüller},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203307139298391},
booktitle={Acta Mathematica},
volume={157},
number={1},
pages={159-241},
year={1985},
}
Klaus Wirthmüller. Torus embeddings and deformations of simple singularities of space curves. 1985. Vol. 157. In Acta Mathematica. pp.159-241. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203307139298391.