1. What's an economical SST?;BORGER;Astronaut. Aeronaut.,1964
2. T. COLEMAN and J. STICKEL, Turbulence environment for supersonic transports, Society of Experimental Test Pilots Quarterly Review—Supersonic Transport Symposium, V, no. 4, (Sept. 29–30, 1964).
3. Trends in repeated loads on transport airplanes;COLEMAN,1969
4. STAFF OF LANGLEY AIRWORTHINESS BRANCH, Operational experience of turbine powered commercial transport airplanes, natn. Aeronaut. Space Adm., Tech. Note D-1392, 1962.
5. B. MILWITSKY, Study of taxiing problems associated with runway roughness, natn. Aeronaut. Space Adm., Memo 2-21-59L, 1959.