1. 'Polhamus, E. C. "A Concept of the Vortex Lift of Sharp-Edge Delta Wings Based on a Leading-Edge-Suction Analogy," NASA TN D-3767,1966.
2. 2Lamar, J. E. "Extension of Leading-Edge-Suction Analogy to Wings With Separated Flow Around the Side Edges at Subsonic Speeds/' NASATR R-428, 1974.
3. Vortex-lift prediction for complex wing planforms.