Hake, J., Walbeck, M., Kuckshinrichs, W., Kleemann, M., & Martinsen, D. (1994). Advances in systems analysis: Modelling energy related emissions on a national and global level [E-Book] / edited by J.-Fr. Hake, M. Kleemann, W. Kuckshinrichs, D. Martinsen, M. Walbeck. Jülich: Forschungszentrum, Zentralbibliothek.

Hake, Jürgen-Friedrich, Manfred Walbeck, Wilhelm Kuckshinrichs, Manfred Kleemann, andfavorite Dag Martinsen. Advances in Systems Analysis: Modelling Energy Related Emissions On a National and Global Level [E-Book] / Edited By J.-Fr. Hake, M. Kleemann, W. Kuckshinrichs, D. Martinsen, M. Walbeck. Jülich: Forschungszentrum, Zentralbibliothek, 1994.

Hake, Jürgen-Friedrich, et al. Advances in Systems Analysis: Modelling Energy Related Emissions On a National and Global Level [E-Book] / Edited By J.-Fr. Hake, M. Kleemann, W. Kuckshinrichs, D. Martinsen, M. Walbeck. Jülich: Forschungszentrum, Zentralbibliothek, 1994.