Paul Thompson Howard R. Turtle Bokyung Yang James Flood TREC-3 Ad Hoc Retrieval and Routing Experiments using the WIN System. 211-218 1994 conf/trec/1994 TREC http://trec.nist.gov/pubs/trec3/papers/west.ps.gz db/conf/trec/trec94.html#ThompsonTYF94