@inproceedings{zuoqiang2017enforce,
title={Enforce the Dirichlet boundary condition by volume constraint in Point Integral method},
author={Zuoqiang Shi},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170925165122218055822},
booktitle={Commun. Math. Sci.},
volume={15},
number={6},
pages={1743-1769},
year={2017},
}
Zuoqiang Shi. Enforce the Dirichlet boundary condition by volume constraint in Point Integral method. 2017. Vol. 15. In Commun. Math. Sci.. pp.1743-1769. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170925165122218055822.