Hartmen, R. S. (1979). Satellite navigation in the U.S. coast guard. Naval Postgraduate School.
Tohutoru Kātū ChicagoHartmen, Richard Sheridan. Satellite Navigation in the U.S. Coast Guard. Monterey, Calif.: Naval Postgraduate School, 1979.
Tohutoro MLAHartmen, Richard Sheridan. Satellite Navigation in the U.S. Coast Guard. Naval Postgraduate School, 1979.
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