@inproceedings{christer1959note,
title={Note on multiplicities of ideals},
author={Christer Lech},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203424749723962},
booktitle={Arkiv for Matematik},
volume={4},
number={1},
pages={63-86},
year={1959},
}