Helicopter approach capability using the Differential Global Positioning System
By: by David N. Kaufmann.
Contributors: United States. National Aeronautics and Space Administration.
Series: [NASA contractor report] -- NASA-CR-193183.; NASA contractor report -- NASA CR-193183.
Publisher: National Aeronautics and Space Administration; Springfield, Va.; National Technical Information Service, distributor
Published: 1993
Place of publication: [Washington, D.C
Language: eng
Format: Microform
Subjects: Helicopters -- United States -- Flight testing.; Helicopters -- United States -- Landing.
Notes: Distributed to depository libraries in microfiche.

Shipping list no.: 93-1217-M.

Microfiche. [Washington, D.C. : National Aeronautics and Space Administration], 1993. 1 microfiche.