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    Erosion and vegetation cover in road slopes hydroseeded with sewage sludge

    De Oña, J. / Ferrer, A. / Osorio, F. | Elsevier | 2011

    Proposal of a New Global Model of Consistency: Application in Two-Lane Rural Highways in Spain

    Garach, L. / Calvo, F. / Pasadas, M. et al. | British Library Online Contents | 2014

    Relationship between Predicted Speed Reduction on Horizontal Curves and Safety on Two-Lane Rural Roads in Spain

    de Ona, J. / Garach, L. / Calvo, F. et al. | British Library Online Contents | 2014

    Opening of the European Railroad Network: A Lost Opportunity for European Unification

    Calvo, F. J. / de Ona, J. / National Research Council (U.S.) | British Library Conference Proceedings | 2005