E. Brown, T. Fisher, und T. Brailsford. HT '07: Proceedings of the 18th conference on Hypertext and hypermedia, Seite 57--66. New York, NY, USA, ACM, (2007)
E. Brown, T. Fisher, und T. Brailsford. HT '07: Proceedings of the 18th conference on Hypertext and hypermedia, Seite 57--66. New York, NY, USA, ACM, (2007)
E. Brown, T. Brailsford, T. Fisher, A. Moore, und H. Ashman. WWW '06: Proceedings of the 15th international conference on World Wide Web, Seite 327--335. New York, NY, USA, ACM Press, (2006)