Costa, LuísPeters, CarolBorri, Francesca2009-11-032009-11-032006-02-282004Luís Costa. "First evaluation of Esfinge - a question-answering system for Portuguese". 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; 393-402 . Revised as Costa (2005)http://hdl.handle.net/10400.26/156http://www.linguateca.pt/superb/busca_publ.pl?idi=1141122285application/pdfengCLEFQACLEFESFINGEconference object