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  • × classification_ss:"06.74"
  • × year_i:[2010 TO 2020}
  1. Carstens, C.: Ontology based query expansion : retrieval support for the domain of educational research (2012) 0.01 
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  2. Peters, C.; Braschler, M.; Clough, P.: Multilingual information retrieval : from research to practice (2012) 0.00 
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