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Scientific American

August 1, 1989

1 min read

The Amateur Scientist, August 1989

How to analyze the shock waves that sweep through expressway traffic

By Jearl Walker

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This article was originally published with the title “The Amateur Scientist” in Scientific American Magazine Vol. 261 No. 2 (August 1989), p. 98
doi:10.1038/scientificamerican0889-98

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