1. Federal Aviation Administration - Pilot and Aviation Maintenance Technician Blue Ribbon Panel, Pilots and Aviation Maintenance Technicians for the Twenty First Century – An Assesment of Availability and Quality (August 1993)
2. Federal Aviation Administration, Training and Certification in the Aircraft Maintenance Industry – Specialist Resources for the 21st Century (1996)
3. National Transportation Safety Board, National Transportation Safety Board Report #N75B/AAR-98/01 (1998)
4. Drury, C.G., Prabhu, P.V., Gramopadhye, A.K.: Task analysis of aircraft inspection activities: methods and findings. In: Proceedings of the Human Factors Society 34th Annual Meeting, Santa Monica, CA 1990, pp. 1181–1185 (1990)
5. Drury, C.G.: The Maintenance Technician in Inspection, Human Factors in Aviation Maintenance Phase 1: Progress Report, FAA, Washington, DC, pp. 45–91 (1991)