Showing 1 - 3 results of 3 for search 'Liu, Zhi 1961-', query time: 0.01s Refine Results
  1. 1

    Determinants of motorization and road provision by Ingram, Gregory K.

    Published 1999
    Book

    Determinants of motorization and road provision
  2. 2

    Vehicles, roads, and road use alternative empirical specifications by Ingram, Gregory K.

    Published 1998
    Book

    Vehicles, roads, and road use alternative empirical specifications
  3. 3

    Motorization and the provision of roads in countries and cities by Ingram, Gregory K.

    Published 1997
    Download full text here
    Book

    Motorization and the provision of roads in countries and cities

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