1. Wasiutynski, Z., and Brandt, A. “The Present State of Knowledge In the Field of Optimum Design of Structures” Applied Mechanics Reviews, Vol. 16, No. 5, 1963, pp. 341–350
2. Sheu, C.Y., and Prager,W. “Recent Developments in Optimal Structural Design” Applied Mechanics Reviews, Vol. 21, No. 10, 1968, pp. 985–992
3. Pierson, B.L. “A Survey of Optimal Structural Design Under Dynamic Constraints” International Journal of Numerical Methods in Engineering, Vol. 4, 1972, pp, 491–499
4. Niordson, F.I., and Pedersen, P. “A Review of Optimal Structural Design” Proceedings, 13th International Congress on Theoretical and Applied Mechanics, Springer-Verlag, 1973
5. Mcintosh, S.C., “Structural Optimization Via Optimal Control Techniques” Proceedings, ASME Structural Optimization Symposium, ASME, AMDT, New York, 1974