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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.; Nielsen, L.P.S.; Ridley, M.J.: Design and display issues for a manifestation-based catalogue at Bradford (1997)
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- Program. 31(1997) no.2, S.95-113
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Ayres, F.H.; Ridley, J.M.: Twenty-five years of bibliographic control research at the University of Bradford (2007)
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- Cataloging and classification quarterly. 44(2007) nos.1/2, S.113-130
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Ayres, F.H.: Bibliographic control at the cross roads (1995)
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- Cataloging and classification quarterly. 20(1995) no.3, S.5-18