Multimodal Reference in Dialogue: Towards a Balanced Corpus Paul Piwek author Ielka van der Sluis author Albert Gatt author Adrian Bangerter author 2008-06 text Proceedings of the 12th Workshop on the Semantics and Pragmatics of Dialogue - Poster Abstracts SEMDIAL London, United Kingdom conference publication piwek-etal-2008-multimodal http://semdial.org/anthology/Z08-Piwek_semdial_0027.pdf 2008-06