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Lenski, W.; Richter, M.M.; Wette-Roch, E.: Consistency conditions for the classification in LIS/CI (1995)
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Lenski, W.: ¬A method for the detection of sources in the logic information system LIS (1996)
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Carranza, C.; Lenski, W.: ¬A planning-based approach to intelligent information retrieval in text databases (1997)
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Lenski, W.; Wette-Roch, E.: Foundational aspects of knowledge-based information systems in scientific domains (1997)
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