1980-01-302020-05-202022-11-262020-05-202022-11-261975https://orlis.difu.de/handle/difu/428345EnergieEnergiewirtschaftEnergieprognoseEnergiepolitikUmweltplanungInternationalEnergy prospects to 1985. An assessment of long term energy developments and related policies. A report by the Secretary General. 2. ed. Vol. 1-2.Monographie002083