1. Aleksander, I., “Canonical Neural Nets Based on Logic Nodes”, Proc. 1st. I.E Int. Conf. on Artificial Neural Networks, 110–114, 1989.
2. Amari, S., “Field Theory of Self-Organising Neural Nets”, IEEE Trans. SMC-13, 741–748, 1983.
3. Caianiello, E R., “A Theory of Neural Networks” in Neural Computing Architectures, I. Aleksander Ed., North Oxford Academic 1989.
4. Cull, P., “Linear Analysis of Switching Nets”, Kybernetik 8, 31–39, 1971.
5. De Luca, A., “On some representations of Boolean Functions. Application to the theory of Switching Element Nets”, Kybernetik 9, 1–10, 1970.