Sebastian de la Chica author Faisal Ahmad author James H Martin author Tamara Sumner author 2008-06 text Johanna D Moore editor Simone Teufel editor James Allan editor Sadaoki Furui editor Association for Computational Linguistics Columbus, Ohio conference publication de-la-chica-etal-2008-extractive https://aclanthology.org/P08-2005/ 2008-06 17 20