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Ayres, F.H.; Nielsen, L.P.S.; Ridley, M.J.: Bibliographic management : a new approach using the manifestations concept and the Bradford OPAC (1996)
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- Cataloging and classification quarterly. 22(1996) no.1, S.3-28
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Ayres, F.H.; Ridley, M.J.: BOPAC2 : a new dimension in OPAC display (1999)
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Ayres, F.H.: QUALCAT : automation of quality control in cataloguing (1994)
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Ayres, F.H.: ¬The Bradford OPAC : a new concept in bibliographic control (1995)
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Ayres, F.H.; Nielsen, L.P.S.; Ridley, M.J.: ¬The Bradford OPAC2 : Managing and displaying retrievals from a distributed search in Z39.50 (1998)
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Ayres, F.H.; Nielsen, L.P.S.; Ridley, M.J.: BOPAC2 : a new concept in OPAC design and bibliographic control (1999)
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Ayres, F.H.; Nielsen, L.P.S.; Ridley, M.J.: Design and display issues for a manifestation-based catalogue at Bradford (1997)
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