@inproceedings{dong-kwan1991a,
title={A linear system on a threefold},
author={Dong-Kwan Shin},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203537848252579},
booktitle={Arkiv for Matematik},
volume={30},
number={1},
pages={221-225},
year={1991},
}