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Berlin: Hindersmann u. Schöning, 1973
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Stuttgart: Verkehrswiss. Inst., 1987
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Chicago, Ill. [u.a.]: Planners Press, American Planning Assoc., c2005
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Bonn: Dt. Verkehrsforum e.V., 1999
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Basel: University of Basel, Center of Business and Economics (WWZ), 2013
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Paris: OECD Publishing, 2011
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Christchurch, New Zealand: Department of Economics and Finance, College of Business and Economics, University of Canterbury, 2016
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Paris: International Transport Forum, 2012
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Paris: OECD Publishing, 2011
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Paris: International Transport Forum, 09 Nov 2018
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Paris: International Transport Forum, 09 Nov 2018