Quellenangabe

Reiner Kümmel, Robert U. Ayres, Dietmar Lindenberger. Thermodynamic laws, economic methods and the productive power of energy. Journal of Non-Equilibrium Thermodynamics. Vol. 35, issue 2, pp. 145–179. DOI: 10.1515/JNETDY.2010.009

http://www.degruyter.com/view/j/jnet.2010.35.issue-2/jnetdy.2010.009/jnetdy.2010.009.xml