@article{Zhao:EEE2014,
  title={A New K Nearest Neighbours Algorithm Using Cell Grids for 3D Scattered Point Cloud},
  author={Zhao, Jianhui and Long, Chengjiang and Xiong, Shuping and Yuan, Cheng Liu and Yuan, Zhiyong},
  journal={ELEKTRONIKA IR ELEKTROTECHNIKA},
  volume={20},
  number={1},
  pages={81--87},
  year={2014}
}