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Liu, J.; Wu, Y.; Zhou, L.: ¬A hybrid method for abstracting newspaper articles (1999)
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Matsuo, T.; Nishida, T.: Intelligent support for construction and exploration of advanced technological information space (1996)
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Langston, M.C.; Graesser, A.C.: ¬The point and query interface : exploring knowledge by asking questions (1993)
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Dousa, T.M.: Categories and the architectonics of system in Julius Otto Kaiser's method of systematic indexing (2014)
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Pirkola, A.; Puolamäki, D.; Järvelin, K.: Applying query structuring in cross-language retrieval (2003)
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