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+keyword:("verkehrsplanung")
Energy research and development opportunities for heavy duty transportation
Line planning on paths and tree networks with applications to the Quito Trolebus system
Luftschadstoffe - verkehrsplanerische Massnahmen - Verkehr der Zukunft
Minderung der Emissionsbelastung durch verkehrsbeeinflussende Massnahmen
Moeglichkeiten zur Minderung der Schadstoffemissionen von Kraftfahrzeugen
Research and development opportunities for improved transportation energy usage (REDOTEUS)
The advisability of regulating electric vehicles for energy conservation