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Langridge, D.W.: Subject analysis : principles and procedures (1989)
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Keyser, P. de: Indexing : from thesauri to the Semantic Web (2012)
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Chen, H.; Yim, T.; Fye, D.: Automatic thesaurus generation for an electronic community system (1995)
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Wang, S.; Isaac, A.; Schopman, B.; Schlobach, S.; Meij, L. van der: Matching multilingual subject vocabularies (2009)
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Ballard, R.M.: Indexing and its relevance to technical processing (1993)
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