Dang, H.
, Lin, J.
and Kelly, D.
(2008),
Overview of the TREC 2006 Question Answering Track, Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD, [online], https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=51197
(Accessed December 12, 2024)