G. Muzny, M. Fang, A. Chang, и D. Jurafsky. Proceedings of the 15th Conference of the European Chapter of the Association for Computational Linguistics: Volume 1, Long Papers, стр. 460--470. Valencia, Spain, Association for Computational Linguistics, (апреля 2017)
C. Scheible, R. Klinger, и S. Padó. Proceedings of the 54th Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers), стр. 1736--1745. Berlin, Germany, Association for Computational Linguistics, (августа 2016)