(1994). Techniques for designing rotorcraft control systems: Final report NASA Ames NAG 2-794 / Gil Yudilevitch, William S. Levine.
Lua i Stíl Chicago (17ú heag.)Techniques for Designing Rotorcraft Control Systems: Final Report NASA Ames NAG 2-794 / Gil Yudilevitch, William S. Levine. 1994.
Lua MLA (9ú heag.)Techniques for Designing Rotorcraft Control Systems: Final Report NASA Ames NAG 2-794 / Gil Yudilevitch, William S. Levine. 1994.
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