A. Pintus, F. Paternò, und C. Santoro. WEBIST 2010, Proceedings of the 6th International Conference on Web Information Systems and Technologies, Volume 2, Seite 175--180. (2010)
K. Sousa, H. Mendonça, und J. Vanderdonckt. Task Models and Diagrams for User Interface Design, Volume 5963 von Lecture Notes in Computer Science, Springer Berlin Heidelberg, (2010)
R. Klopper, S. Gruner, und D. Kourie. Proceedings of the 2007 annual research conference of the South African institute of computer scientists and information technologists on IT research in developing countries, Seite 56--65. Port Elizabeth, South Africa, ACM, (2007)