FASIL Email Summarisation System Angelo Dalli author Yunqing Xia author Yorick Wilks author 2004-aug 23–aug 27 text COLING 2004: Proceedings of the 20th International Conference on Computational Linguistics COLING Geneva, Switzerland conference publication dalli-etal-2004-fasil https://aclanthology.org/C04-1143/ 2004-aug 23–aug 27 994 1000