@inproceedings{litman-forbesriley:2004:SIGDIAL, author = {Litman, Diane J. and Forbes-Riley, Kate}, title = {Annotating Student Emotional States in Spoken Tutoring Dialogues}, booktitle = {Proceedings of the 5th SIGdial Workshop on Discourse and Dialogue }, editor = {Michael Strube and Candy Sidner}, year = 2004, month = {April 30 - May 1}, address = {Cambridge, Massachusetts, USA}, publisher = {Association for Computational Linguistics}, pages = {144--153} }