@ARTICLE{sun2019a, 
  author={Xuebin Sun and Han Ma and Yuxiang Sun and Ming Liu}, 
  journal={IEEE Robotics and Automation Letters}, 
  title={A Novel Point Cloud Compression Algorithm Based on Clustering}, 
  year={2019},
  volume={4},
  number={2},
  pages={2132-2139},
  doi={10.1109/LRA.2019.2900747}}