1. Influence of Tip Shape, Chord, Blade Number, and Airfoil on Advanced Rotor Performance
2. , , , . Multilevel decomposition approach to integrated aerodynamic/dynamic/structural optimization of helicopter rotor blades. Presented at AHS Aeromechanics Specialists Conference, San Francisco, CA, 1994.
3. Application of numerical optimization methods to helicopter design problems: a survey. NASA TM 86010, 1984.
4. Preliminary structural design of composite main rotor blades for minimum weight. NASA TP 2730, 1987.