Distler, H Department Human Perception, Cognition and Action, Max Planck Institute for Biological Cybernetics, Max Planck Society; Max Planck Institute for Biological Cybernetics, Max Planck Society;
http://geb.uni-giessen.de/geb/volltexte/2004/1525/pdf/DistlerHartwig-2003-05-27.pdf (Any fulltext)
Distler, H. (2003). Wahrnehmung in Virtuellen Welten. PhD Thesis, Justus-Liebig-Universität, Giessen, Germany.