ACM - affordances
Michael Stengel
Steve Grogorick
Martin Eisemann
Elmar Eisemann
Marcus A. Magnor
Calibration-free eye tracking by reconstruction of the pupil ellipse in 3D space
Eye tracker data quality
A comprehensive guide to methods and measures
In the Eye of the Beholder: A Survey of Models for Eyes and Gaze
part i
Starburst: A hybrid algorithm for video-based eye tracking combining feature-based and model-based approaches