@InProceedings{sun-EtAl:2008:EMNLP,
  author    = {Sun, Congkai  and  Gao, Bin  and  Cao, Zhenfu  and  Li, Hang},
  title     = {{HTM}: {A} Topic Model for Hypertexts},
  booktitle = {Proceedings of the 2008 Conference on Empirical Methods in Natural Language Processing},
  month     = {October},
  year      = {2008},
  address   = {Honolulu, Hawaii},
  publisher = {Association for Computational Linguistics},
  pages     = {514--522},
  url       = {http://www.aclweb.org/anthology/D08-1054}
}