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Willitts, J.: Database design and construction : an open learning course for students and information managers (1992)
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Osigwe, C.C.: ¬The effect of semantic and syntactic relationships in the choice of descriptor elements for precision in document indexing and information retrieval (1992)
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Kreitz, P.A.: ¬The virtual library in action : collaborative international control of high-energy physics pre-prints (1996)
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Bittner, T.: ¬An introduction to formal ontology and how it can facilitate semantic interoperability (2005)
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Milstead, J.L.: Specifications for thesaurus software (1991)
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