Palle (2004)
Also: Palle 2004
Changes in Earth's Reflectance over the Past Two Decades
Palle, E. (2004). Changes in Earth's Reflectance over the Past Two Decades. Science. 304(5675),1299-1301. Article
https://doi.org/10.1126/science.1094070
References
All IPCC definitions taken from Climate Change 2007: The Physical Science Basis. Working Group I Contribution to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change, Annex I, Glossary, pp. 941-954. Cambridge University Press.