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Lunati, G.: On line union catalogue (OLUC) compie 25 anni (1996)
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OCLC annouces publishing partners for electronic collections online (1997)
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Perry, S.; Salisbury, L.: ¬The ten most effective ways to search WorldCat on FirstSearch (1996)
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Richwine, P.W.: Using EPIC to search the OCLC Online Union Catalog in a health sciences library (1991)
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Xu, H.; Lancaster, F.W.: Redundancy and uniqueness of subject access points in online catalogs (1998)
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