Finding Opinion Manipulation Trolls in News Community Forums Todor Mihaylov author Georgi Georgiev author Preslav Nakov author 2015-07 text Proceedings of the Nineteenth Conference on Computational Natural Language Learning Association for Computational Linguistics Beijing, China conference publication mihaylov-etal-2015-finding 10.18653/v1/K15-1032 https://aclanthology.org/K15-1032/ 2015-07 310 314