GALATEA: A Discourse Modeller Supporting Concept-Level Error Handling in Spoken Dialogue Systems Gabriel Skantze author 2005-09 text Proceedings of the 6th SIGdial Workshop on Discourse and Dialogue Laila Dybkjær editor Wolfgang Minker editor Special Interest Group on Discourse and Dialogue (SIGdial) Lisbon, Portugal conference publication skantze-2005-galatea 10.18653/v1/2005.sigdial-1.18 https://aclanthology.org/2005.sigdial-1.18/ 2005-09 178 189