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Lim, S.C.J.; Liu, Y.; Lee, W.B.: Multi-facet product information search and retrieval using semantically annotated product family ontology (2010)
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Chinenyanga, T.T.; Kushmerick, N.: ¬An expressive and efficient language for XML information retrieval (2002)
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Call, A.; Gottlob, G.; Pieris, A.: ¬The return of the entity-relationship model : ontological query answering (2012)
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Hoang, H.H.; Tjoa, A.M: ¬The state of the art of ontology-based query systems : a comparison of existing approaches (2006)
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Noy, N.F.: Knowledge representation for intelligent information retrieval in experimental sciences (1997)
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