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Effectiveness of the Parking Guidance System in Frankfurt am Main.
In: Traffic Engineering + Control, 35 (5), pp. 304-309. ISSN 0041-0683,
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Boltze, Manfred ; Axhausen, Kay W. ; Polak, John W. ; Puzicha, Jörg (1994):
Parkverhalten und Wirksamkeit des Parkleitsystems in Frankfurt am Main.
In: Straßenverkehrstechnik, 38 (5), pp. 29-34. Bonn-Bad Godesberg : Kirschbaum-Verlag, ISSN 0039-2219,
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Boltze, Manfred ; Axhausen, Kay W. ; Polak, John W. (1993):
Effectiveness of Parking Guidance and Information Systems: Recent Evidence from Nottingham and Frankfurt am Main.
In: Compendium of Technical Papers, Annual Meeting of the Institute of Transportation Engineers, 19. bis 22. September 1993, pp. 109-113, Den Haag, [Book Section]