1. and , ‘Structural optimization using optimility criteria methods’, in , and (eds.), New Directions in Optimum Structural Design/84 Wiley, New York, 1984.
2. Adaptation in Natural and Artificial Systems, University of Michigan Press, 1975 and First MIT Press edn, 1992, Chap. 7, p. 121.
3. Genetic Algorithms in search, Optimization & Machine Learning, Addison-Wesley, Reading, MA, 1989, Chaps 3 and 4, p. 89.