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  1. Rowley, J.E.: Organising knowledge : An introduction to information retrieval (1987) 0.03
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    Grundlagen u. Einführungen: Allgemeine Literatur
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  2. Rowley, J.E.; Farrow, J.: Organizing knowledge : an introduction to managing access to information (2000) 0.02
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  3. Harter, S.P.: Online information retrieval : concepts, principles, and techniques (1986) 0.01
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  4. Kemp, D.A.: Computer-based knowledge retrieval (1988) 0.00
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