1.

Technical Paper

Technical Paper
Greenstadt, E.W. ; Moses, S.L.
Pub. info.: NASA Technical Reports.  (NASA-CR-194375),  pp.1-8,  1992.  National Aeronautics and Space Adminstration
2.

Technical Paper

Technical Paper
Greenstadt, E.W. ; Moses, S.L.
Pub. info.: NASA Technical Reports.  (NASA-CR-189326),  pp.1-9,  1993.  National Aeronautics and Space Adminstration
3.

Technical Paper

Technical Paper
Greenstadt, E.W.
Pub. info.: NASA Technical Reports.  (NASA-CR-189244),  pp.1-89,  1989.  National Aeronautics and Space Adminstration