CATiB: The Columbia Arabic Treebank Nizar Habash author Ryan Roth author 2009-08 text Proceedings of the ACL-IJCNLP 2009 Conference Short Papers Keh-Yih Su editor Jian Su editor Janyce Wiebe editor Haizhou Li editor Association for Computational Linguistics Suntec, Singapore conference publication habash-roth-2009-catib https://aclanthology.org/P09-2056/ 2009-08 221 224