Long-term greenhouse gas emission reductions – what's possible, what's necessary?
In: Energy Policy (2006) 34: 971-974
Carbon dioxide capture and storage (CCS) – liability for non-permanence under the UNFCCC
Grundlagenstudie „Erneuerbare Energien in Hamburg“
Studie im Auftrag der Behörde für Stadtentwicklung und Umwelt
der Freien und Hansestadt Hamburg, Hamburg, 2005
Emission Trading Schemes in Europe: Linking the EU Emissions Trading with National Programs
In: Hansjürgens, Bernd (Ed.) Emissions Trading for Climate Policy - US and European Perspectives (2005), Cambridge University Press, p. 199-221
Klimaschutzziele in Deutschland - eine arithmetische Betrachtung
In: Zeitschrift für Umweltrecht und Umweltpolitik (2005) 3:371-381
Multi-Period Emissions Trading in the Electricity Sector - Winners and Losers
HWWA Discussion Paper 268, Hamburg, 2004
Climate Policy: Analysis of ecological, technical and economic implications for international maritime transport
Modeling of Energy Services Supply Systems
In: Energy – The International Journal (1995) 9:941-958
