1. Touchable holography
2. Deligiannidis L. and Robert J. K. 2006. The VR Scooter: wind and tactile feedback improve user performance. 3D User Interfaces (3DUI'06) 143--150. 10.1109/VR.2006.131 Deligiannidis L. and Robert J. K. 2006. The VR Scooter: wind and tactile feedback improve user performance. 3D User Interfaces (3DUI'06) 143--150. 10.1109/VR.2006.131