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Peereboom, M.: Dwerg tussen reuzen? : het Nederlandse basisclassificatie Web (1997)
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Drenthe, G.; Sommen, M.V.D.: Onderwerpsontsluiting v/m : de Vrouwenthesaurus (1992)
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Bergen, C. van; Mastenbroek, O.: Wat wil de gebruiker? : onderwerpsontsluiting bij de Universiteitsbibliotheek Utrecht (1995)
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Laan, H. van der: Nieuwe Nederlandse Web-Woelers (1998)
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Voorbij, H.: ¬De ontwikkeling van het onderwerpsontsluitingssysteem t.b.v. de Nederlandse Bibliografie (1981)
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