Authors: Ipsen, D Rosch, R Scheffran, J

Citation: D. Ipsen et al., Cooperation in global climate policy: potentialities and limitations, ENERG POLIC, 29(4), 2001, pp. 315-326

Authors: Bruns, D Ipsen, D Bohnet, I

Citation: D. Bruns et al., Landscape dynamics in Germany, LANDSC URB, 47(3-4), 2000, pp. 143-158