Libby Hemphill, Jahna Otterbacher, Matthew Shapiro. What's congress doing on twitter?. In Amy Bruckman, Scott Counts, Cliff Lampe, Loren G. Terveen, editors, Computer Supported Cooperative Work, CSCW 2013, San Antonio, TX, USA, February 23-27, 2013. pages 877-886, ACM, 2013. [doi]
Abstract is missing.