Jianqiang Wang Ying Sun Omar Mukhtar Rohini K. Srihari TREC 2008 at the University at Buffalo: Legal and Blog Track. 2008 TREC http://trec.nist.gov/pubs/trec17/papers/suny-buffalo.legal.blog.rev.pdf conf/trec/2008 db/conf/trec/trec2008.html#WangSMS08