By Wiegmans Bart W.   in World Review of Intermodal Transportation Research

ISSN:1749-4729|3|3|230-250

Inderscience Publishers‎(2010)‎

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By Wiegmans Bart W.   Nijkamp Peter   Masurel Enno   in Transport Reviews

ISSN:1464-5327|21|4|399-413

Routledge Ltd‎(2001)‎

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