@book{Bergmann2015, author = {Bergmann, Doris and Lehr, Thomas}, year = {2015}, language = {ger}, copyright = {http://www.fu-berlin.de/sites/refubium/rechtliches/Nutzungsbedingungen}, title = {PolRess Endbericht AP 4: Qualitative Umfeldszenarien für die Ressourcenpolitik}, url = "http://dx.doi.org/10.17169/refubium-23334", }