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Belkin, N.J.; Croft, W.B.: Retrieval techniques (1987)
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Murdock, V.; Kelly, D.; Croft, W.B.; Belkin, N.J.; Yuan, X.: Identifying and improving retrieval for procedural questions (2007)
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Belkin, N.J.: ¬The problem of 'matching' in information retrieval (1980)
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Belkin, N.J.: ¬The cognitive viewpoint in information science (1990)
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Belkin, N.J.: Anomalous states of knowledge as a basis for information retrieval (1980)
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Theory and foundation of information retrieval : [Themenheft] (1978)
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Information retrieval on the Web (1996)
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Perspectives on visual information retrieval interfaces (1999)
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National Information Infrastructure (1996)
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Evaluation of information retrieval systems : special topic issue (1996)
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