1. Kroo, I., and Takai, M.: A Quasi-Procedural, Knowledge-Based System for Aircraft Design; AIAA/AHS/ASEE Aircraft Design, Systems and Operations Meeting; Atlanta, Georgia; Sept. 1988; AIAA Paper 88–4428.
2. Ashley, H.: On Making Things the Best-Aeronautical Uses of Optimization; J. of Aircraft, vol.19, No.l, Jan. 1982, pp.5–28.
3. Barthelemy, J. R: Engineering Design Applications of Heuristic Multilevel Optimization Methods; Second NASA/Air Force Symposium on Recent Advances in Multidisciplinary Analysis and Optimization; Hampton, Virginia, September 28–30 1988; Proceedings to be published as NASA CP-No. pending.
4. Recent Experiences in Multidisciplinary Analysis and Optimization; Proceedings of a Symposium held at NASALangley Research Center, April 1984; editor Sobieski, J., NASA CP-2327,
5. Second NASA/Air Force Symposium on Recent Advances in Multidisciplinary Analysis and Optimization; Hampton, Virginia, September 28–30 1988; Proceedings to be published as NASA CP-No. pending; editor: Barthelemy, J. F..