@inbook {Petrova2004, title = {WordNet as a Tool for Linguistic Research and Foreign Language Teaching}, booktitle = {International conference {\guillemotleft}ΓΡΑΜΜΑΤΙΣΜΟΣ ΣΤΗ ΝΕΑ ΧΙΛΙΕΤΙΑ{\guillemotright} "LITERACY IN THE NEW MILLENNIUM", 31 October - 2 November 2002, Patras, Greece}, year = {2004}, publisher = {Ελληνικά Γράμματα}, organization = {Ελληνικά Γράμματα}, address = {Αθήνα}, author = {Krasimira Petrova} }