1. Aerospace and Military;Adam;IEEE Spectrum,1987
2. Alpaydin, E. (1995). Multiple neural experts for improved decision making. NATO ASI Series, Series F, Computer and Systems Sciences (Vol. 144) (pp. 451–458).
3. Bharadwaj, A., & Konsynski, B. (1997). Capturing the intangibles. Informationweek, Issue 649, September 22, 1997, 71–75.
4. A survey of knowledge acquisition techniques and tools;Boose;Knowledge Acquisition,1989
5. An optimization model for modernizing the army's helicopter fleet;Brown;Interfaces,1991