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								 C. H. Null, V. . Adduru, O. . Ammann, C. T. Cordoza, M. J. Stewart, I. . Avrekh, B. . Matthews, J. B. Holbrook, L. J. Prinzel,  & B. . Smith (2019) Human Performance Contributions to Safety in Commercial Aviation, (Technical Memorandum 2019-220254) NASA, Washington, DC   |