1. 2T. Theodorsen, "Theory o f Wing Sections of Arbitrary Shape," NACA Report 411, 1931.
2. 'I. H. Abbott and A. E. von Doenhoff, Theory o f W% Sections, Dover Publications, Inc., New York, 1959, pp.53-60.
3. 5L. G. Loitsyanskii, Mechanics of Liquids and Gas%, Pergamon Press, Ltd., Oxford,1966, pp.254-258.