1. J. H. Allen, "Motion of a Ballistic Missile Angularly Misaligned With The Flight Path Upon Entering The Atmosphere and Its Effect Upon Aerodynamic Heating, Aerodynamic Loads, And Miss Distance," NACA TN4048,1957.
2. J.D.Bird,"StabilityofBallisticReentryBodies," NACARML-58,1958.
3. B. J. Shortand S. C. Sommer, "Some measurements of the dynamicand static stabilityof two blunt-nosed, lowfineness-ratio bodiesofrevolutionin free flightatM=4," NASA TMX-20,1959.