1. PrandtlL. “Applications of Modern Hydrodynamics to Aeronautics,” NACA TR-116, 1923.
2. MunkM. M. “The Minimum Induced Drag of Aerofoils,” NACA TR-121, Jan. 1923.
3. JonesR. T. “The Spanwise Distribution of Lift for Minimum Induced Drag of Wings Having a Given Lift and a Given Bending Moment,” NACA TN-2249, Dec. 1950.
4. Approximate solution of minimum induced drag of wings with given structural weight