Popp, D. (2004). ENTICE-BR: The effects of backstop technology R&D on climate policy models. National Bureau of Economic Research.
Chicago-Zitierstil (17. Ausg.)Popp, David. ENTICE-BR: The Effects of Backstop Technology R&D on Climate Policy Models. Cambridge, Mass: National Bureau of Economic Research, 2004.
MLA-Zitierstil (9. Ausg.)Popp, David. ENTICE-BR: The Effects of Backstop Technology R&D on Climate Policy Models. National Bureau of Economic Research, 2004.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.