Braitenberg, V Former Department Structure and Function of Natural Nerve-Net, Max Planck Institute for Biological Cybernetics, Max Planck Society; Max Planck Institute for Biological Cybernetics, Max Planck Society;
https://nyaspubs.onlinelibrary.wiley.com/doi/epdf/10.1111/j.1749-6632.1977.tb41906.x (Publisher version)
Braitenberg, V. (1977). The concept of symmetry in neuroanatomy. Annals of the New York Academy of Sciences, 299(1), 186-196. doi:10.1111/j.1749-6632.1977.tb41906.x.