Shyong K. Lam, John Riedl. Is Wikipedia growing a longer tail?. In Stephanie Teasley, Erling C. Havn, Wolfgang Prinz, Wayne G. Lutters, editors, Proceedings of the 2009 International ACM SIGGROUP Conference on Supporting Group Work, GROUP 2009, Sanibel Island, Florida, USA, May 10-13, 2009. pages 105-114, ACM, 2009. [doi]
Abstract is missing.