@InProceedings{agirre-arregi-otegi:2010:POSTERS, author = {Agirre, Eneko and Arregi, Xabier and Otegi, Arantxa}, title = {Document Expansion Based on WordNet for Robust IR}, booktitle = {Coling 2010: Posters}, month = {August}, year = {2010}, address = {Beijing, China}, publisher = {Coling 2010 Organizing Committee}, pages = {9--17}, url = {http://www.aclweb.org/anthology/C10-2002} }