@InProceedings{li-EtAl:2016:P16-15,
  author    = {Li, Jing  and  Liao, Ming  and  Gao, Wei  and  He, Yulan  and  Wong, Kam-Fai},
  title     = {Topic Extraction from Microblog Posts Using Conversation Structures},
  booktitle = {Proceedings of the 54th Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers)},
  month     = {August},
  year      = {2016},
  address   = {Berlin, Germany},
  publisher = {Association for Computational Linguistics},
  pages     = {2114--2123},
  url       = {http://www.aclweb.org/anthology/P16-1199}
}