@article{distancefunctionofdnumbers,
  title = {Distance function of D numbers},
  author = {Meizhu Li and Qi Zhang and Xinyang Deng and Yong Deng},
  year = {2014},
  eprint = {1404.3370},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1404.3370v1},
}