Estes, Robert D.
National Aeronautics and Space Administration
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Estes, R.D., Lorenzini, E.C.
American Institute of Aeronautics and Astronautics
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Estes, Robert D. et al.
National Aeronautics and Space Administration
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Lorenzini, Enrico C., Gullahorn, Gordon E., Cosmo, Mario L., Estes, Robert D.
National Aeronautics and Space Adminstration
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Estes, R.D.
National Aeronautics and Space Administration
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Feigelson, Robert S.
National Aeronautics and Space Administration
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Smith, Philllip J.
National Aeronautics and Space Administration
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Dunn, Vernon E.
National Aeronautics and Space Administration
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Estes, R. D.
National Aeronautics and Space Administration
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Dunn, Vernon E.
National Aeronautics and Space Administration
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Fazio, Giovanni G. et al.
National Aeronautics and Space Administration
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Yai, Kung et al.
National Aeronautics and Space Administration
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