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Ashton, J.: ONE: the final OPAC frontier (1998)
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- Select newsletter. 1998, no.22, Spring, S.5-6
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Ashton, J.: ¬The British Library Network OPAC (1994)
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Smith, N.; Ashton, J.: ¬The British Library and Z39.50 (1994)
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Ashton, J.: Development of the British Library's OPAC 97 : the value of a user-centred approach (1998)
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