@article{alshahrani_zhu_zheng_mekouar_huang_2018, 
  title={Selection of top-K influential users based on radius-neighborhood degree, multi-hops distance and selection threshold}, 
  DOI={10.1186/s40537-018-0137-4}, 
  publisher={Springer Nature America, Inc}, 
  author={Alshahrani and Zhu and Zheng and Mekouar and Huang}, 
  year={2018}, 
  month={Aug}
  }