1. Rodriguez Garzon S., Poguntke M., The Personal Adaptive In-Car HMI: Integration of External Applications for Personalized Use, in Advances in User Modeling: UMAP 2011 Workshops, Girona, Spain, Revised Selected Papers, Ardissono L. and Kuflik T., Eds., ed Berlin, Heidelberg: Springer Berlin Heidelberg, pp. 35–46 (2012).
2. Strohband S., Stoschek A., Derse M., Srinivasan V., Reconfigurable, shape-changing button for automotive use and vehicle control panel having reconfigurable, shape-changing buttons, US Patent 20070247420 A1 (2007).
3. Jolda M., McClain M., Rudolph A., Henze S., Toggweiler J., Sliding hard keys, US Patent, 20140257567 A1 (2014).
4. Technology T., The Tactus Tactile layer, http://tactustechnology.com/, USA (2014).
5. S. o. A. Engineers, J3016: Taxonomy and Definitions for Terms Related to On-Road Motor Vehicle Automated Driving Systems, in Levels of Driving Automation for On-road Vehicles, Society of Automotive Engineers (2014).