Catalyst versus lean burn a comparative analysis of environmental policy in the Federal Republic of Germany and Great Britain with reference to exhaust emission policy for passenger cars 1970 - 1990 - Boehmer-Christiansen, Sonja; Weidner, Helmut (Wissenschaftszentrum Berlin für Sozialforschung / Forschungsschwerpunkt Technik, Arbeit, Umwelt: Papers, 1992)