Computing Locally Coherent Discourses Ernst Althaus author Nikiforos Karamanis author Alexander Koller author 2004-07 text Proceedings of the 42nd Annual Meeting of the Association for Computational Linguistics (ACL-04) Barcelona, Spain conference publication althaus-etal-2004-computing 10.3115/1218955.1219006 https://aclanthology.org/P04-1051/ 2004-07 399 406