P. Wiederkehr

ENVIRONMENTALLY SUSTAINABLE TRANSPORT: CONCEPT, GOAL AND STRATEGY - THE OECD'S EST PROJECT

P. Crist, N. Caïd, R. Gilbert, 2002 .

Motor Vehicle Pollution: Reduction Strategies Beyond 2010

Peter Wiederkehr, P. Wiederkehr, 1995 .

ENVIRONMENTALLY SUSTAINABLE TRANSPORT: CONCEPT, GOAL AND STRATEGY - THE OECD'S EST PROJECT

P. Crist, P. Wiederkehr, N. Caid, 2002 .