Braun, Stephan <br/><br/>
Automatic, semantics-based indexing of natural language texts for information retrieval systems 
Stephan Braun, Camilla Schwind 
 - Munchen  Universitat Munchen  1975 
 - 63 p  20 cm 
 - Report  7505 .
<br/><br/> Lucrarea este multigrafiata