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    Benefit Evaluation of Road Snow Removal in the Tohoku Region

    Morisugi, H. / Hayashiyama, Y. / Saito, M. et al. | British Library Conference Proceedings | 2003

      Benefit Evaluation of Road Snow Removal in the Tohoku Region

      Morisugi, H. / Hayashiyama, Y. / Saito, M. et al. | British Library Conference Proceedings | 2003

    Benefit Evaluation of Road Information Service on Winter Mountain Passes

    Morisugi, H. / Hayashiyama, Y. / Saito, M. et al. | British Library Conference Proceedings | 2003

      Benefit Evaluation of Road Information Service on Winter Mountain Passes

      Morisugi, H. / Hayashiyama, Y. / Saito, M. et al. | British Library Conference Proceedings | 2003