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  • × author_ss:"Robertson, S."
  1. Hawking, D.; Robertson, S.: On collection size and retrieval effectiveness (2003) 0.19
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    Date
    14. 8.2005 14:22:22
    Source
    Information retrieval. 6(2003) no.1, S.99-150
    Year
    2003
  2. Robertson, S.; Tait, J.: In Memoriam Karen Sparck Jones (2007) 0.02
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    Date
    26.12.2007 14:22:47

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