1. Automation Comment (1991, February). Feedback, pp. 2-5.
2. Billing, C. E. (1991). Human-centered a k m f i automation philmophy (Tech. Memo No. 103885). Moffett Field, CA: NASA-Ames Research Center.
3. Eldredge, D., Dodd, R. S. & Mangold, S. J. (1991). A review and discussion of Flight Management S y s t h incidents reported to the Aviation Safety Reporting System (Battelle Report, prepared for the Department of Transportation). Columbus, OH: Volpe National Transportation Systems Center.
4. Glaser, R. (1984). Education and thinking: The role of knowledge.AmenanPsycholo~1,39,93-104.
5. Hutchins, E. (1991). How a cockpit remembers its speed. Unpublished technical report, University of California, Distributed Cognition Laboratory, San Diego.