1. Allan, J.
(2005), “HARD Track overview in TREC 2004: high accuracy retrieval from documents”, in
Voorhees, E.M.
and
Buckland, L.P.
(Eds), TREC 2004, Proceedings of the Thirteenth Text Retrieval Conference, Washington, DC, available at: http://trec.nist.gov/pubs/trec13/t13_proceedings.html (accessed May 2, 2010).
2. Anonymous for review purposes.
3. Anonymous for review purposes.
4. Baeza-Yates, R.
(2011), Modern Information Retrieval: the Concepts and Technology Behind Search, 2nd ed., ACM Press Books.
5. Bates, M.J.
(1989), “The design of browsing and berry-picking techniques for the online search interface”, Online Review, Vol. 13 No. 5, pp. 407-423.