1. Solitons in conducting polymers
2. The perceptron: A probabilistic model for information storage and organization in the brain.
3. D. E. Rumelhart, G. E. Hinton, and R. J. Williams, Parallel Distributed Processing (MIT, Cambridge, MA, 1986), Vol. 1, Chap. 8, pp. 318–362, http://cognet.mit.edu/library/books/view?isbn=026268053X
4. D. E. Rumelhart, G. E. Hinton, and J. L. McClelland, Parallel Distributed Processing (MIT, Cambridge, MA, 1986), Vol. 1, Chap. 2, pp. 45–76, http://cognet.mit.edu/library/books/view?isbn=026268053X
5. Learning Effect in the Doping Process of Conducting Polymer