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Sparck Jones, K.; Endres-Niggemeyer, B.: Introduction: automatic summarizing (1995)
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- Information processing and management. 31(1995) no.5, S.625-630
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Sparck Jones, K.: Automatic summarising : the state of the art (2007)
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- Information processing and management. 43(2007) no.6, S.1449-1481