J. Leimeister, U. Knebel, und H. Krcmar. Proceedings of the 11th International Conference on Human-Computer Interaction (HCI-I 2005), Las Vegas, (2005)
J. Leimeister, U. Knebel, und H. Krcmar. Proceedings of the 11th International Conference on Human-Computer Interaction (HCI-I 2005), Las Vegas, (2005)