1. Design space for driver-based automotive user interfaces
2. http://www.bmw.com/com/en/insights/technology/technology_guide/articles/controller.htm http://www.bmw.com/com/en/insights/technology/technology_guide/articles/controller.htm
3. http://www4.mercedes-benz.com/manual-cars/ba/cars/221/en/overview/comand.html http://www4.mercedes-benz.com/manual-cars/ba/cars/221/en/overview/comand.html
4. http://www.audi.com/com/brand/en/tools/advice/glossary/mmi.browser.html http://www.audi.com/com/brand/en/tools/advice/glossary/mmi.browser.html
5. https://secure.drivers.lexus.com/lexusdrivers/magazine/articles/Vehicle-Insider/Remote-Touch-System https://secure.drivers.lexus.com/lexusdrivers/magazine/articles/Vehicle-Insider/Remote-Touch-System