1. Caldow, J.: The Virtual Ballot Box: A Survey of Digital Democracy in Europe. IBM Institute for Electronic Government (1999),
http://www.ieg.ibm.com
(May 13, 2005)
2. Chappelet, J.-L.: The appropriation of e-mail and the Internet by members of the Swiss Parliament. Information Polity 9(1-2), 89–102 (2004)
3. Chen, P.: Australian Elected Representatives use of New Media Technologies. Research Report, Center for Public Policy, University of Melbourne, June 17 (2002)
4. Coleman, S.: Connecting parliament to the public via the Internet: Two case studies of online consultations. Information, Communication &Society, 1–17 (March 2004)
5. Coleman, S., Nathanson, B.: Learning to live with the Internet: How are European parliamentarians adapting to the digital age? EPRI Knowledge, Brussels (2005)