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Luftverschmutzung
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Aspects of air pollution control, Louisiana, October 8-9, 70
The American approach to automotive engine emission control
On Surface Vehicle Body Motion with Gyroscopic Storage of Kinetic Energy
Adjustable laser to provide evidence of foreign material in the atmosphere
Ignition and electronic injection control for the future
Geraeusch- und Schadstoffemission mittelschnellaufender Deutz-Motoren
EPA sets final air pollution emission standards for aircraft