@InProceedings{elmaarouf-villaneau:2012:POSTERS, author = {El Maarouf, Isma{\"i}l and Villaneau, Jeanne}, title = {Parenthetical Classification for Information Extraction}, booktitle = {Proceedings of COLING 2012: Posters}, month = {December}, year = {2012}, address = {Mumbai, India}, publisher = {The COLING 2012 Organizing Committee}, pages = {297--308}, url = {http://www.aclweb.org/anthology/C12-2030} }