B. Plank, and G. van Noord. Proceedings of the 2010 Workshop on NLP and Linguistics: Finding the Common Ground, page 25--33. Stroudsburg, PA, USA, Association for Computational Linguistics, (2010)
V. Spitkovsky, H. Alshawi, and D. Jurafsky. NIPS 2009 Workshop on Grammar Induction, Representation of Language and Language Learning, Whistler, Canada, (December 2009)