@inproceedings{experts16,
  author = {Nemanja Spasojevic and Prantik Bhattacharyya and Adithya Rao},
  title = {Mining Half a Billion Topical Experts Across Multiple Social Networks},
  booktitle = {In Social Network Analysis and Mining Journal (by Springer)},
  volume={6},
  number={1},
  pages={63},
  year = {2016},
  publisher={Springer}
}