Zhang, Xucong Computer Vision and Multimodal Computing, MPI for Informatics, Max Planck Society; International Max Planck Research School, MPI for Informatics, Max Planck Society;
https://publikationen.sulb.uni-saarland.de/handle/20.500.11880/27187 (Any fulltext)
Zhang, X. (2018). Gaze Estimation and Interaction in Real-World Environments. PhD Thesis, Universität des Saarlandes, Saarbrücken. doi:10.22028/D291-27366.