Kirschfeld, K Former Department Comparative Neurobiology, Max Planck Institute for Biological Cybernetics, Max Planck Society; Max Planck Institute for Biological Cybernetics, Max Planck Society;
https://www.sciencedirect.com/science/article/pii/0042698976901887 (Publisher version)
Kirschfeld, K., & Snyder, A. (1976). Measurement of a photoreceptor's characteristic waveguide parameter. Vision Research, 16(7), 775-778. doi:10.1016/0042-6989(76)90188-7.