Description
Item Description:Title from title screen (viewed May 11, 2009).
Electronic resource.
Physical Description:1 volume
Format:Mode of access: Internet from the NTRS web site. Address as of 05/11/09: http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19870002904%5F1987002904.pdf ; current access is available via PURL.