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A study of the effectiveness of mechanic training for vehicle emissions inspection and maintenance programs
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Disablement testing of 1981-1982 model year vehicles with closed-loop emission control systems
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Effect of low cost repairs on I
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Emissions reductions from inspection and maintenance: Vancouver versus Portland snapshot
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Evaluation of the Extractor device
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Low ambient temperature emission testing
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The effect of gasohol on I
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The emission effects of misfueling five 1981-82 model year automobiles with 10 continuous tankfuls of leaded gasoline
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