Article PDF
References
Nature 381, 97 (1996).
Koch, C. Nature 381, 123–124 (1996).
Chalmers, D. J. Sci. Am. 62–68 (December 1995).
von Helmholtz, H. Handbuch der Physiologischen Optik in Allgemeine Encyclopädie der Physik, Vol. 9 (eds Brix, P. W. et al.) (Voss, Leipzig, 1857–62).
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Sødersten, P. Hard evidence. Nature 381, 361 (1996). https://doi.org/10.1038/381361c0
Issue Date:
DOI: https://doi.org/10.1038/381361c0