Affiliation: | 1. Research Specialist, Lockheed-California Company , A Division of Lockheed Aircraft Corporation , Burbank , California , USA;2. Senior Research Specialist, Lockheed-California Company , A Division of Lockheed Aircraft Corporation , Burbank , California , USA;3. Group Engineer, Lockheed-California Company , A Division of Lockheed Aircraft Corporation , Burbank , California , USA |