An evaluation of an eye tracker as a device for computer input2
Proceedings of the SIGCHI/GI conference on Human factors in computing systems and graphics interface - CHI ’87
Colin Ware
Eye gaze interaction with expanding targets
EyePlay: Applications for Gaze in Games
Keyewai: Looking at Cooperation in a Holographic Projection Screen
Gaze-based selection of standard-size menu items
Gaze + pinch interaction in virtual reality