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    BIOFUELS: FROM HOPES TO REALITY

    Free access
    Carioca , José Osvaldo Beserra / Friedrich, Horst E. / Ehrenberger, Simone | German Aerospace Center (DLR) | 2011
    Keywords: fossil energy , Energy Efficiency , Energy Ratio

    Future Fuels – analyses of the future prospects of renewable synthetic fuels

    Free access
    Pregger, Thomas / Schiller, Günter / Cebulla, Felix et al. | German Aerospace Center (DLR) | 2020
    Keywords: renewable energy