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Harman, D.; Voorhees, E.: Social TREC : an overview (2006)
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Voorhees, E.M.; Harman, D.K.: Overview of the fifth Text Retrieval Conference (TREC-5) (1997)
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Voorhees, E.M.; Harman, D.K.: ¬The Text REtrieval Conference (2005)
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Voorhees, E.M.: Implementing agglomerative hierarchic clustering algorithms for use in document retrieval (1986)
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Voorhees, E.M.: Question answering in TREC (2005)
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¬The Second Text Retrieval Conference : TREC-2 (1995)
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Keenan, S.; Smeaton, A.F.; Keogh, G.: ¬The effect of pool depth on system evaluation in TREC (2001)
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