(2) J. Holland: Adaptation in Natural and Artificial Systems: An Introductory Analysis With Applications to Biology, Control, and Artificial Intelligence, Bradford Books (1975)
(3) D. E. Goldberg: Genetic Algorithms in Search, Optimi-zation, and Machine Learning, Addison-Wesley (1989)
(4) S. Krikpatrick, C. D. Gelatt, Jr., and M. P. Vecchi: “Optimization by Simulated Annealing”, Science, Vol. 220, No. 4598, pp. 671-680 (1983-5)
(5) F. Glover: “Tabu Search Part I”, ORSA J. Comput., Vol. 1, No. 3 (1989)