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Hellweg, H.; Krause, J.; Mandl, T.; Marx, J.; Müller, M.N.O.; Mutschke, P.; Strötgen, R.: Treatment of semantic heterogeneity in information retrieval (2001)
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Krause, J.: Shell Model, Semantic Web and Web Information Retrieval (2006)
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Krause, J.: Semantic heterogeneity : comparing new semantic web approaches with those of digital libraries (2008)
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Krause, J.: Current research information as part of digital libraries and the heterogeneity problem : integrated searches in the context of databases with different content analyses (2002)
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