1. Love, A. E. H., A Treatise on the Mathematical Theory of Elasticity, 4th Ed., pp.515-532, Dover Publication, New York, 1944.
2. Timoshenko, S. P., and Woinowsky-Krieger, S., Theory of Plates and Shells, 2nd Ed., pp.533-540, McGraw-Hill Book Co., New York, 1959.
3. Theory of thin airfoils in fluids of high electrical conductivity
4. Glauert, H., The Elements of Airfoil and Airscrew Theory, pp.87-90, Cambridge University Press, 1959.