Thanks and tweets: comparing two public displays. - Sean A. Munson; Emily Rosengren; Paul Resnick (CSCW, 2011)

Rumor has it: Identifying Misinformation in Microblogs. - Vahed Qazvinian; Emily Rosengren; Dragomir R. Radev; Qiaozhu Mei (EMNLP, 2011)