1. McCulloch, W. S.; Pitts, W. H. A logical calculus of the ideas imminent in nervous activity. Bulletin of Mathematical Biophysics 1943, 5, 115–133.
2. Minsky, M. L.; Papert S. Perceptrons: An Introduction to Computational Geometry MIT Press, Cambridge, 1969.
3. Boden, M. Artificial Intelligence and Natural Man Harvester Press, Hassocks, 1977.
4. Gregory, R. The Mind in Science Weidenfeld,Nicholson, London, 1981.
5. Aleksander, I.; Stonham, T. J.; Wilkie, R.A. Computer vision systems for industry. Digital Systems for Industrial Automation 1982, 1 (4), 305–320.