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Marner, J.C.: Measuring the success of keyword search strategy in an online catalog (1993)
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Bangalore, N.S.: Authority files in online catalogs revisited (1995)
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Voorbij, H.: ¬Een goede titel behoeft geen trefwoord, of toch wel? : een vergelijkend oderzoek titelwoorden - trefwoorden (1997)
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Pappas, E.: ¬An analysis of eight RLIN-members' authority controlled access points for purposes of speeding copy cataloging work flow (1996)
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Klugman, S.: Failures in subject retrieval (1989)
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