Günter Neumann and 
   Sven Schmeier. Interactive topic graph extraction and exploration of web content.  In 
   Thierry Poibeau, 
   Horacio Saggion, 
   Jakub Piskorski and 
   Roman Yangarber editors,  Multi-source, multilingual information extraction and summarization., Chapter 7, Springer,   2013.      google Note: HU.
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