Backstop LLP and Cleary Gottlied Steen & Hamilton LLP at TREC Legal Track 2009.

@inproceedings{fein-2009-backstop, author = {Bruce Ellis Fein and Brian Merrell and F. Eli Nelson}, editor = {Ellen M. Voorhees and Lori P. Buckland}, title = {{Backstop LLP and Cleary Gottlied Steen & Hamilton LLP at TREC Legal Track 2009}}, booktitle = {{Proceedings of The Eighteenth Text REtrieval Conference, TREC 2009, Gaithersburg, Maryland, USA, November 17-20, 2009}}, series = {NIST Special Publication}, volume = {500-278}, publisher = {National Institute of Standards and Technology (NIST)}, year = {2009}, url = {http://trec.nist.gov/pubs/trec18/papers/backstop.LEGAL.pdf} }