@article{shuhan_biao_zhouquan_2014, 
  title={Three-dimensional Information Acquisition and Visualization Application in Goaf}, 
  volume={84}, 
  DOI={10.1016/j.proeng.2014.10.507}, 
  publisher={Elsevier BV}, 
  author={Shuhan and Biao and Zhouquan}, 
  year={2014}
  }