Summary of progress
Summary of progress
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- Washington, D.C. National Aeronautics and Space Adminstration 1992
- 159 p.
- TRB NCHRP : 1991 .
Diffraction, Head waves, Nonseparable surfaces, Thin shell resonance
LTRB NCHRP : 1991
Diffraction, Head waves, Nonseparable surfaces, Thin shell resonance
LTRB NCHRP : 1991