%0 Conference Paper %B ARO Non-Manual Control Devices Symposium %D 2009 %T ntegrating hands-free interface into 3d virtual reality environments %A A. Tognetti %A Gulrez, T %A N. Carbonaro %A G. Dalle Mura %A G. Zupone %A D. De Rossi %B ARO Non-Manual Control Devices Symposium %P –