http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Minimum-cost aircraft descent trajectories with a constrained altitude profile
National Aeronautics and Space Administration,
1 online resource (26 pages) : illustrations.
Title from title screen (viewed Aug. 11, 2015).
Includes bibliographical references (pages 21-23).
Sponsored by the National Aeronautics and Space Administration L-00000