Establishing coherence in dialogue: sequentiality, intentions and negotiation Gregory Mills author Eleni Gregoromichelaki author 2010-09 text Proceedings of the 14th Workshop on the Semantics and Pragmatics of Dialogue - Full Papers SEMDIAL POZNAŃ, Poland conference publication mills-gregoromichelaki-2010-establishing http://semdial.org/anthology/Z10-Mills_semdial_0007.pdf 2010-09