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Mauldin, M.L.: Conceptual information retrieval : a case study in adaptive partial parsing (1991)
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Carstens, C.: Ontology based query expansion : retrieval support for the domain of educational research (2012)
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Euzenat, J.; Shvaiko, P.: Ontology matching (2010)
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Liu, B.: Web data mining : exploring hyperlinks, contents, and usage data (2011)
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