Yuille, A.; Bülthoff, H.: Bayesian decision theory and psychophysics (Technical Report of the Max Planck Institute for Biological Cybernetics, 2). Max Planck Institute for Biological Cybernetics, Tübingen, Germany (1993), 39 pp.

Schyns, P.; Bülthoff, H.: Conditions for viewpoint dependent face recognition. Massachusetts Institute of Technology: Artificial Intelligence Laboratory and Center for Biological and Computational Learning, Cambridge, MA, USA (1993), 6 pp.