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  1. RIAO 91 : Computer aided information retrieval. Conference, Barcelona, 2.-4.5.1991 (1991) 0.01
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  2. Sparck Jones, K.: Automatic keyword classification for information retrieval (1971) 0.01
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  3. Garfield, E.: KeyWords Plus takes you beyond title words (1990) 0.01
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  4. Garfield, E.: KeyWords Plus : ISI's breakthrough retrieval method (1990) 0.01
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  5. Jones, K.P.: Natural-language processing and automatic indexing : a reply (1990) 0.00
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  6. Salton, G.; McGill, M. J.: Introduction to modern information retrieval (1983) 0.00
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  7. ¬The smart retrieval system : experiments in automatic document processing (1971) 0.00
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  8. Research and development in information retrieval : Proc., Berlin, 18.-20.5.1982 (1983) 0.00
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  9. Keitz, W. von: Automatic indexing and the dissemination of information (1986) 0.00
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  10. Salton, G.; Wong, A.: Generation and search of clustered files (1978) 0.00
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  11. Griffiths, A.; Robinson, L.A.; Willett, P.: Hierarchic agglomerative clustering methods for automatic document classification (1984) 0.00
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  12. Willett, P.: Recent trends in hierarchic document clustering : a critical review (1988) 0.00
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  13. Sparck Jones, K.; Tait, J.I.: Automatic search term variant generation (1984) 0.00
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  14. Rijsbergen, C.J. van: ¬A fast hierarchic clustering algorithm (1970) 0.00
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  15. Borko, H.; Bernick, M.: Automatic document classification : T.2 (1964) 0.00
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  16. Gray, W.A.; Harley, A.J.: Computer assisted indexing (1971) 0.00
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  17. Jardine, N.; Rijsbergen, C.J. van: ¬The use of hierarchic clustering in information retrieval (1971) 0.00
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  18. Dattola, R.T.: FIRST: Flexible information retrieval system for text (1979) 0.00
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  19. Sparck Jones, K.; Jackson, D.M.: ¬The use of automatically obtained keyword classification for information retrieval (1970) 0.00
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  20. Luhn, H.P.: ¬A statistical approach to the mechanical encoding and searching of literary information (1957) 0.00
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