Santos, DianaRocha, PauloPeters, CarolBorri, Francesca2009-11-032009-11-032006-02-282004Diana Santos; Paulo Rocha. "CHAVE: topics and questions on the Portuguese participation in CLEF". In Carol Peters; Francesca Borri (ed.), Cross Language Evaluation Forum: Working Notes for the CLEF 2004 Workshop (CLEF 2004) (Bath, UK, 15-17 September 2004) , Pisa, Italy: IST-CNR, s/pp; 639-648 . Revised as Santos & Rocha (2005)http://hdl.handle.net/10400.26/324http://www.linguateca.pt/superb/busca_publ.pl?idi=1141122286application/pdfengCLEFQACLEFconference object