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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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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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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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Zhang, J.: ¬A representational analysis of relational information displays (1996)
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Mi, J.; Weng, C.: Revitalizing the library OPAC : interface, searching and display challenges (2008)
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Perry, A.: ¬The PACLink Project at the State University of New York : leveraging collections for the future (1992)
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Bangalore, N.S.: Re-engineering the OPAC using transaction logs (1997)
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