Randers, Jørgen (Nombre personal)

International Conference on System Dynamics, Geilo, Norway, 1976. Elements of the system dynamics method, 1980, c1979 (a.e.) t.p. (Jørgen Randers)

Wood resource dynamics in the Scandinavian forestry sector, 1979: t.p. (Jørgen Randers) p. 5 (Director of Resource Policy Group, Oslo)