@inproceedings{zuoqiang2017convergence,
title={Convergence of the Point Integral method for Poisson Equation on Point Cloud},
author={Zuoqiang Shi, and Jian Sun},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170925163805513586820},
booktitle={Research in the Mathematical Sciences},
volume={4},
number={1},
year={2017},
}
Zuoqiang Shi, and Jian Sun. Convergence of the Point Integral method for Poisson Equation on Point Cloud. 2017. Vol. 4. In Research in the Mathematical Sciences. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170925163805513586820.