10 Weeks to TREC: STIRS Siena's Twitter Information Retrieval System. - Sharon Gower Small; Darren Lim 001; Karl Appel; Denis Kalic; Matthew Kemmer; David Purcell; Carl Tompkins; Chan Tran (TREC, 2011)

Siena's Twitter Information Retrieval System: The 2012 Microblog Track. - Karl Appel; Lauren Mathews; Darren Lim 001; Sharon G. Small (TREC, 2012)