1. Department of Aerospace and Ocean Engineering, Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061-0203
2. Lockheed Martin Aeronautics Company, Marietta, Georgia 30063-0663
3. NASA Langley Research Center, Hampton, Virginia 23666
4. Department of Aerospace and Ocean Engineering, Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061-0203
5. Lockheed Martin Aeronautics Company, Marietta, Georgia 30063-0663