J. Pettit, and A. Kukulska-Hulme. Web 2.0-Based E-Learning: Applying Social Informatics for Tertiary Teaching, IGI Global, Hershey & New York, Contains data from interviews with six Open University staff..(2011)
R. Reichle. University of Kassel, Fachbereich 16: Elektrotechnik/Informatik, Distributed Systems Group, Wilhelmshöher Allee 73, 34121 Kassel, Germany, (dez 2010)
A. Prinz, P. Menschner, M. Altmann, and J. Leimeister. Third International Workshop on Near Field Communication (NFC), 3, page 26-31. Hagenberg, Austria, (2011)209 (01-11).