@inproceedings{ijcai2016p221,
  title     = {Incorporating External Knowledge into Crowd Intelligence for More Specific Knowledge Acquisition},
  author    = {Han, Tao and Sun, Hailong and Song, Yangqiu and Fang, Yili and Liu, Xudong},
  booktitle = {Proceedings of the Twenty-Fifth International Joint Conference on
               Artificial Intelligence, {IJCAI-16}},
  publisher = {AAAI Press / International Joint Conferences on Artificial Intelligence},
  editor    = {Subbarao Kambhampati},
  pages     = {1541--1546},
  year      = {2016},
  month     = {7},
  url       = {https://ijcai.org/proceedings/2016/221},
}