1. Gibson JJ (1950) The perception of the visual world. Boston: Houghton Mifflin. 235 p.
2. Helmholtz H (1867) Handbuch der Physiologischen Optik, Leipzig: Leopold Voss. 874 p.
3. Beitrag zur Lehre von den Bewegungen des menschlichen Auges;FC Donders;Holländische Beiträge zu den anatomischen und physiologischen Wissenschaften,1848
4. Geometric relations of eye position and velocity vectors during saccades;D Tweed;Vision Res,1990
5. Henn V (1997) History of three-dimensional eye movement research. In: Fetter M, Haslwanter T, Misslisch H, Tweed D, editors. Three-Dimensional Kinematics of Eye, Head and Limb Movements. Amsterdam: Harwood Academic Publishers. 3–14.