Advertising Legality Recognition Yi-jie Tang author Cong-kai Lin author Hsin-Hsi Chen author 2012-12 text Proceedings of COLING 2012: Posters Martin Kay editor Christian Boitet editor The COLING 2012 Organizing Committee Mumbai, India conference publication tang-etal-2012-advertising https://aclanthology.org/C12-2119/ 2012-12 1219 1228