1. [André 98] André, E., Rist, T., and Müller, J.: Guiding The User Through Dynamically Generated Hypermedia Presentations with a Life-Like Character, in 1998 International Conference on Intelligent User Interfaces, pp. 21-28 (1998).
2. [Cypher 91] Cypher, A.: Eager: Programming Repetitive Tasks By Example, in Proceedings of the ACM Conference on Human Factors in Computing Systems, pp. 33-39 (1991).
3. [Joachims 97] Joachims, T., Freitag, D., and Mitchell, T.: WebWatcher: A Tour Guide for the World Wide Web, in Proceedings of the Fifteenth International Joint Conference on Artificial Intelligence, pp. 770-775 (1997).
4. [Khme 93] Khme, T.: A user-centered approach to adaptive interfaces, in Proceedings of the International Workshop on Intelligent User Interfaces, pp. 243-245 (1993).