Brigitte Grau Gabriel Illouz Laura Monceaux Isabelle Robba Anne Vilnat Guillaume Bourdil Faiïza Elkateb-Gara Olivier Ferret Benoît Mathieu Answering French Questions in English by Exploiting Results from Several Sources of Information. 470-481 2004 conf/clef/2004 CLEF http://dx.doi.org/10.1007/11519645_46 db/conf/clef/clef2004.html#GrauIMRVBEFM05