Neumann, TR Max Planck Institute for Biological Cybernetics, Max Planck Society; Department Human Perception, Cognition and Action, Max Planck Institute for Biological Cybernetics, Max Planck Society;
http://zfn.mpdl.mpg.de/data/Reihe_C/53/ZNC-1998-53c-0770.pdf (Publisher version)
Reimann, S., Fuster, J., Gierer, A., Mayer-Kress, G., Neumann, T., Roelfsema, P., et al. (1998). Emergent properties of natural and artificial systems. Zeitschrift für Naturforschung, C: Journal of Biosciences, 53(7-8), 770-774.