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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.: BOPAC2 : a new concept in OPAC design and bibliographic control (1999)
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- Cataloging and classification quarterly. 28(1999) no.2, S.17-44
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Ayres, F.H.: Time for change : a new approach to cataloguing concepts (1999)
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- Cataloging and classification quarterly. 28(1999) no.2, S.3-16
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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