@InProceedings{yu-xie:2014:Coling,
  author    = {Yu, Xiaofeng  and  Xie, Junqing},
  title     = {Modeling Mutual Influence Between Social Actions and Social Ties},
  booktitle = {Proceedings of COLING 2014, the 25th International Conference on Computational Linguistics: Technical Papers},
  month     = {August},
  year      = {2014},
  address   = {Dublin, Ireland},
  publisher = {Dublin City University and Association for Computational Linguistics},
  pages     = {848--859},
  url       = {http://www.aclweb.org/anthology/C14-1081}
}