Loeb et al. (2009)
Also: Loeb et al. 2009
Toward optimal closure of the Earth's top-of-atmosphere radiation budget
Loeb, N. G., Wielicki, B. A., Doelling, D. R., Smith, G. L., Keyes, D. F., Kato, S., ... & Wong, T. (2009). Toward optimal closure of the Earth's top-of-atmosphere radiation budget. >Journal of Climate, 22(3), 748-766. Link to PDF
DOI: 10.1175/2008JCLI2637.1
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.