Semi-annual report for NASA grant NAG-1-431 period, November 1, 1986 - April 30, 1987 /
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| Corporate Author: | |
| Format: | Government Document Book |
| Language: | English |
| Published: |
[Washington, DC : Springfield, Va. :
National Aeronautics and Space Administration ; National Technical Information Service, distributor,
1987]
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| Series: | NASA contractor report
NASA CR-180975 |
| Subjects: |