1. ^preiter J. R. and Alksne, A. Y. "Theoretical Predictions of Pressure Distributions on Nonlifting Airfoils at High Subsonic Speeds," NACA Report 1217, 1955.
2. 2Heaslett, M. A. and Spreiter, J. R. 'Three-Dimensional Transonic Flow Theory Applied to Slender Wings and Bodies," NACA Report 1318, 1957.
3. The Transonic Aerofoil Problem with Embedded Shocks
4. Extended Integral Equation Method for Transonic Flows