@Incollection{piskorski2013information,
  author = {Piskorski, Jakub and Yangarber, Roman},
  title  = {Information Extraction: Past, Present and Future},

  year   = {2013},
  number = {},
  url    = {http://dx.doi.org/10.1007/978-3-642-28569-1_2},
  doi = {10.1007/978-3-642-28569-1_2},
  const  = {\ text}
}
@Proceedings{thierrypoibeau2013multisource,

  title  = {Multi-source, multilingual information extraction and summarization},

  year   = {2013},
  number = {},
  url    = {http://link.springer.com/book/10.1007/978-3-642-28569-1},

  const  = {\ text}
}
@Misc{bakshy2012social,
  author = {Bakshy, Eytan and Rosenn, Itamar and Marlow, Cameron and Adamic, Lada},
  title  = {The Role of Social Networks in Information Diffusion},

  year   = {2012},
  number = {},
  url    = {http://arxiv.org/abs/1201.4145},

  const  = {\ text}
}
@Inproceedings{conf/pkdd/KluglTLHP12,
  author = {Klügl, Peter and Toepfer, Martin and Lemmerich, Florian and Hotho, Andreas and Puppe, Frank},
  title  = {Collective Information Extraction with Context-Specific Consistencies.},

  year   = {2012},
  number = {},
  url    = {http://dblp.uni-trier.de/db/conf/pkdd/pkdd2012-1.html#KluglTLHP12},

  const  = {\ text}
}
@Inproceedings{kdml21,
  author = {Toepfer, Martin and Kluegl, Peter and Hotho, Andreas and Puppe., Frank},
  title  = {Conditional Random Fields For Local Adaptive Reference Extraction},

  year   = {2010},
  number = {},
  url    = {http://www.kde.cs.uni-kassel.de/conf/lwa10/papers/kdml21.pdf},

  const  = {\ text}
}
@Book{manning2008,
  author = {Manning, Christopher D. and Raghavan, Prabhakar and Schütze, Hinrich},
  title  = {Introduction to Information Retrieval},

  year   = {2008},
  number = {},
  url    = {},

  const  = {\ text}
}
@Inproceedings{sorg2008cirwesa,
  author = {Sorg, Philipp and Cimiano, Philipp},
  title  = {Cross-lingual Information Retrieval with Explicit Semantic Analysis},

  year   = {2008},
  number = {},
  url    = {http://www.aifb.kit.edu/images/7/7c/2008_1837_Sorg_Cross-lingual_I_1.pdf},

  const  = {\ text}
}
@Inproceedings{HaHe06,
  author = {Hassan-Montero, Y. and Herrero-Solana, V.},
  title  = {Improving Tag-Clouds as Visual Information Retrieval Interfaces},

  year   = {2006},
  number = {},
  url    = {http://nosolousabilidad.com/hassan/improving_tagclouds.pdf},

  const  = {\ text}
}
@Article{1159300,
  author = {Kayed, Mohammed and Shaalan, Khaled F.},
  title  = {A Survey of Web Information Extraction Systems},
  journal = {IEEE Transactions on Knowledge and Data Engineering},
  year   = {2006},
  number = {10},
  url    = {},
  doi = {http://dx.doi.org/10.1109/TKDE.2006.152},
  const  = {\ text}
}
@Inproceedings{conf/semweb/TangHLL06,
  author = {Tang, Jie and Hong, MingCai and Li, Juan-Zi and Liang, Bangyong},
  title  = {Tree-Structured Conditional Random Fields for Semantic Annotation.},

  year   = {2006},
  number = {},
  url    = {http://dblp.uni-trier.de/db/conf/semweb/iswc2006.html#TangHLL06},

  const  = {\ text}
}
@Inproceedings{culotta04,
  author = {Culotta, A. and Bekkerman, R. and A.McCallum},
  title  = {Extracting social networks and contact information
                  from email and the Web},

  year   = {2004},
  number = {},
  url    = {},

  const  = {\ text}
}
@Inproceedings{pm04accurate,
  author = {Peng, Fuchun and McCallum, Andrew},
  title  = {Accurate Information Extraction from Research Papers using Conditional Random Fields},

  year   = {2004},
  number = {},
  url    = {http://www.cs.umass.edu/~mccallum/papers/hlt2004.pdf},

  const  = {\ text}
}
@Book{ferber2003information,
  author = {Ferber, Reginald},
  title  = {Information Retrieval: Suchmodelle und Data-Mining-Verfahren für Textsammlungen und das Web},

  year   = {2003},
  number = {},
  url    = {http://information-retrieval.de/},

  const  = {\ text}
}
@Misc{citeulike:155,
  author = {Newman, M. E. J.},
  title  = {The structure and function of complex networks},

  year   = {2003},
  number = {},
  url    = {http://arxiv.org/abs/cond-mat/0303516},

  const  = {\ text}
}
@Article{seal-ieeecs,
  author = {Maedche, A. and Staab, S. and Studer, R. and Sure, Y. and Volz, R.},
  title  = {SEAL -- Tying up Information Integration and Web Site
Management by Ontologies},
  journal = {IEEE-CS Data Engineering Bulletin, Special Issue on Organizingand Discovering the Semantic Web},
  year   = {2002},
  number = {},
  url    = {},

  const  = {\ text}
}
@Book{books/aw/Baeza-YatesR99,
  author = {Baeza-Yates, Ricardo A. and Ribeiro-Neto, Berthier A.},
  title  = {Modern Information Retrieval},

  year   = {1999},
  number = {},
  url    = {http://www.ischool.berkeley.edu/~hearst/irbook/glossary.html},

  const  = {\ text}
}
@Article{crestani1997spreading,
  author = {Crestani, F.},
  title  = {Application of Spreading Activation Techniques in Information Retrieval},
  journal = {Artificial Intelligence Review},
  year   = {1997},
  number = {6},
  url    = {http://dx.doi.org/10.1023/A:1006569829653},

  const  = {\ text}
}
@Book{sparck-jones+willett97,

  title  = {Readings in Information Retrieval},

  year   = {1997},
  number = {},
  url    = {},

  const  = {\ text}
}
@Book{sowa84,
  author = {Sowa, J. F.},
  title  = {Conceptual Structures: Information Processing in Mind and Machine},

  year   = {1984},
  number = {},
  url    = {},

  const  = {\ text}
}
@Book{rijsbergen79information,
  author = {van Rijsbergen, C. J.},
  title  = {Information retrieval},

  year   = {1979},
  number = {},
  url    = {http://www.dcs.gla.ac.uk/Keith/Preface.html},

  const  = {\ text}
}