@inproceedings{ward-2012-directions, title = "Directions for Research on Spoken Dialog Systems, Broadly Defined", author = "Ward, Nigel G.", editor = "Eskenazi, Maxine and Black, Alan and Traum, David", booktitle = "{NAACL}-{HLT} Workshop on Future directions and needs in the Spoken Dialog Community: Tools and Data ({SDCTD} 2012)", month = jun, year = "2012", address = "Montr{\'e}al, Canada", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/fix-sig-urls/W12-1802/", pages = "3--4" }