@article{zhang-etal-2015-exploiting, title = "Exploiting Parallel News Streams for Unsupervised Event Extraction", author = "Zhang, Congle and Soderland, Stephen and Weld, Daniel S.", editor = "Collins, Michael and Lee, Lillian", journal = "Transactions of the Association for Computational Linguistics", volume = "3", year = "2015", address = "Cambridge, MA", publisher = "MIT Press", url = "https://preview.aclanthology.org/jlcl-multiple-ingestion/Q15-1009/", doi = "10.1162/tacl_a_00127", pages = "117--129" }