1. Aho, A.V., J.E. Hopcroft, and J.D. Ullman: The Design and Analysis of Computer Algorithms, Addison-Wesley, Reading, Mass., 1974.
2. Barricelli, N.A.: Numerical testing of evolution theories, I and II, Acta Biotheoretica 16, 69 (1962).
3. Bremermann, H.J.: Optimization through evolution and recombination. In: Self-Organizing Systems, ed. by Yovits, Jacobi and Goldstein. Spartan Books, Washington D.C., 1962.
4. Bremermann, H.J.: Quantitative aspects of goal-seeking self-organizing systems. In: Progress in Theoretical Biology, vol. I, ed. by F. Snell, pp. 59–77. Academic Press, New York, 1967a.
5. Bremermann, H.J.: Quantum noise and information, Proc. Fifth Berkeley Sympos. Math. Stat. and Prob. IV, pp. 15–20. University of California Press, Berkeley, 1967b.