Bülthoff, H.; Edelman, S.; Tarr, M.: How are three-dimensional objects represented in the brain? (Technical Report of the Max Planck Institute for Biological Cybernetics, 5). Max Planck Institute for Biological Cybernetics, Tübingen, Germany (1994), 25 pp.

Mallot, H.; Gillner, S.; Arndt, P.: Is Correspondence Search in Human Stereo Vision a Coarse-to-Fine Process? (Technical Report of the Max Planck Institute for Biological Cybernetics, 4). Max Planck Institute for Biological Cybernetics, Tübingen, Germany (1994), 17 pp.

Wehrhahn, C.: Der lange Weg vom Reiz zur Erkenntnis. Süddeutsche Zeitung 1994 (75), p. 37 (1994)