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Xu, H.; Lancaster, F.W.: Redundancy and uniqueness of subject access points in online catalogs (1998)
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Rush, J.E.: Monograph tables of contents in support of acquisitions and online catalog access (1997)
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Thomas, A.R.: Bliss Bibliographic Classification 2nd Edition : principles features and applications (1992)
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Wool, G.J.: ¬The many faces of a catalog record : a snapshot of bibliographic display practices for monographs on online catalogs (1996)
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Vickery, B.C.: Systematic subject indexing (1985)
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