@inproceedings{liu_wang_li_huang_2016, 
  title={Analysis of Proportion of Possession of Tourism Income in Tertiary Industry in Hainan Province based on DDD}, 
  DOI={10.2991/ieesasm-16.2016.144}, 
  publisher={Atlantis Press}, 
  author={Liu and Wang and Li and Huang}, 
  year={2016}
  }