Schellnhuber, Hans Joachim Potsdam Institute for Climate Impact Research;
Kropp, Jürgen P. Potsdam Institute for Climate Impact Research;
https://www.pik-potsdam.de/en/output/publications/pikreports (Publisher version)
Schellnhuber, H. J., Kropp, J. P. (1998): Geocybernetics: Controlling a rather complex dynamical system under uncertainty, (PIK Report ; 36), Potsdam : Potsdam-Institut für Klimafolgenforschung.