@article{yang_xue_yang_wang_dai_2016, 
  title={VoteTrust: Leveraging Friend Invitation Graph to Defend against Social Network Sybils}, 
  volume={13}, 
  DOI={10.1109/tdsc.2015.2410792}, 
  publisher={Institute of Electrical and Electronics Engineers (IEEE)}, 
  author={Yang and Xue and Yang and Wang and Dai}, 
  year={2016}, 
  month={Jul}
  }