141 resultados para Scientific Research and Technological Development
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Description based on: Vol. 6, no. 4 (Apr. 1979); title from cover.
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"PN-AAJ-178"--Cover.
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Transportation Department, Washington, D.C.
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Mode of access: Internet.
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National Highway Traffic Safety Administration, Washington, D.C.
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Urban Mass Transportation Administration, Washington, D.C.
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Mode of access: Internet.
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Mode of access: Internet.
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Mode of access: Internet.
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Mode of access: Internet.
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Mode of access: Internet.
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Publication date stamped on cover.
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Publication date stamped on cover.
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"Contract no. 68-01-1916."
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"B-133220."