Marcus Tönnis Verena Broy Gudrun Klinker A Survey of Challenges Related to the Design of 3D User Interfaces for Car Drivers. 127-134 2006 3DUI http://doi.ieeecomputersociety.org/10.1109/VR.2006.19 conf/3dui/2006 db/conf/3dui/3dui2006.html#TonnisBK06