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Effectiveness of graphic-aided portable changeable message signs in reducing vehicle speeds in highway work zones
Huang, Yilei, Bai, YongVolume:
48
Langue:
english
Journal:
Transportation Research Part C: Emerging Technologies
DOI:
10.1016/j.trc.2014.09.007
Date:
November, 2014
Fichier:
PDF, 2.49 MB
english, 2014