Rumor has it: Identifying Misinformation in Microblogs Vahed Qazvinian author Emily Rosengren author Dragomir R Radev author Qiaozhu Mei author 2011-07 text Proceedings of the 2011 Conference on Empirical Methods in Natural Language Processing Regina Barzilay editor Mark Johnson editor Association for Computational Linguistics Edinburgh, Scotland, UK. conference publication qazvinian-etal-2011-rumor https://aclanthology.org/D11-1147/ 2011-07 1589 1599