@InProceedings{DeanhallCKTV12,
  author = 	 {Adriel Dean-Hall and Charles L. A. Clarke and Jaap Kamps and Paul Thomas and Ellen Voorhees},
  title = 	 {Overview of the TREC 2012 Contextual Suggestion Track},
  booktitle = {Proceedings of the Twenty-first Text Retrieval Conference (TREC)},
  year = 	 2012,
  location =     {Gaithersburg},
  note = 	 {\url{http://es.csiro.au/pubs/deanhall_trec12.pdf}}
}