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    Environment-friendly transportation

    Hofer, K. | Tema Archiv | 2013
    First of all this paper shows the typical consumption of energy of different transport systems and it answer the question what environment ...

    Environment- friendly mobility

    Hofer, K. | Tema Archiv | 2012
    , office, super markets, airports and cities. Energy is a valuable good which we should use economically. In the case of transportation vehicles we ...