GiampietroMMayumiKSormanAH (2012) The metabolic pattern of societies: Where economists fall short. New York: Routledge.
3.
GomieroTPaolettiMGPimentelD (2010) Biofuels: Efficiency, ethics and limits to human appropriation of ecosystem services. Journal of Agriculture and Environmental Ethics23: 403–434.
4.
HallCASKlitgaardKA (2011) Energy and the wealth of nations. New York: Springer.
5.
PimentelDHepperlyPHansonJDoudsDSeidelR (2005) Environmental, energetic and economic comparisons of organic and conventional farming systems. Bioscience55: 573–582.
6.
SmilV (2008) Energy in nature and society: General energetics of complex systems. Boston: MIT Press.
7.
TverbergG (2012) Oil supply limits and the continuing financial crisis. Energy37: 27–34.