1. Bremermann HJ, Rogson M, Salaff S (1966) Global properties of evolution processes. In: Patecc HH, Edelsack EA, Fein L, Callahan AB (eds) Natural automata and useful simulations. Spartan Books, Washington, pp 3?41
2. Cohen D (1973) The limits of optimization in evolution. In: Locker A (ed) Biogenesis evolution homeostasis. Springer, Berlin Heidelberg New York, pp 39?40
3. Conrad M (1979) Bootstraping on the adaptative landscape. Bio. Systems 11:167?182
4. Eigen M (1971) Self-organization of matter and the evolution of biological macromolecules. Naturwissenschaften 58:465?523
5. Galar R, Kwasnicka H, Kwasnicki W (1980) Simulation of some processes of development. In: Dekker J, Savastano G, Vansteenkiste GC (eds) Simulation of systems. North-Holland Publishing Company, Amsterdam Oxford New York, pp 133?142