DUTIR at TREC 2011 Microblog Track. - Cunhui Shi; Kejiang Ren; Hongfei Lin; Shaowu Zhang 002 (TREC, 2011)

Where Are You Settling Down: Geo-locating Twitter Users Based on Tweets and Social Networks. - Kejiang Ren; Shaowu Zhang 002; Hongfei Lin (AIRS, 2012)