1. Munk, M. M. "The aerodynamic forces on airship hulls/' NACARept. 184(1924).
2. Jones, R. T. "Properties of low-aspect-ratio pointed wings at speeds below and above the speed of sound," NACA Rept. 835(1946).
3. Heaslet, M. A., Lomax, H., and Spreiter, J. R. "Linearized compressible-flow theory for sonic flight speeds," NACA Rept. 956(1950).