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Berger, F.C.; Hofstede, A.H.M. ter; Van der Weide, T.P.: Supporting query by navigation (1996)
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Cox, K.: ¬An experiment to test the utility of repeating phrases for information retrieval systems (1994)
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Alemayehu, N.: Analysis of performance variation using quey expansion (2003)
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Keen, E.M.: Presenting results of experimental retrieval comparisons (1992)
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Chen, H.; Martinez, J.; Kirchhoff, A.; Ng, T.D.; Schatz, B.R.: Alleviating search uncertainty through concept associations : automatic indexing, co-occurence analysis, and parallel computing (1998)
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