@inproceedings{lee2012,
	year = {2012}, 
	author = {Heeyoung Lee and Marta Recasens and Angel Chang and Mihai Surdeanu and Dan Jurafsky},
	booktitle = {Proceedings of the Conference on Empirical Methods in Natural Language Processing and Computational Natural Language Learning (EMNLP-CoNLL)}, 
	title = {Joint Entity and Event Coreference Resolution across Documents}, 
}