177 resultados para virtual technical systems
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Includes bibliographical references.
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Preprint of IRF report, issued June 1977.
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Mode of access: Internet.
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Mode of access: Internet.
Estimating annual ridership and operating expense for fixed route bus systems in small urban areas /
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Jan. 1979.
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Mode of access: Internet.
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"PB-270 727-728."
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"DOT-T-92-18."
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At head of title: International Biological Program, United States National Committee, Aerobiology Program.
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"This report was prepared by Cornell Aeronautical Laboratory, Inc., Buffalo, New York under USAF Contract no. AF-33(615)-1485."
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Cover title.
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Cover title.