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  1. Butcher, R.: Multi-lingual OPAC development in the British Library (1993) 10.32
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    Author
    Butcher, R.
  2. Butcher, R.: New OPAC for BL (1993) 10.32
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    Author
    Butcher, R.
  3. Butcher, R.: ¬The British Library online catalogue (1994) 10.32
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    Butcher, R.