Wordsworth & Pierrehumbert (2013)
Also: Wordsworth & Pierrehumbert 2013
Hydrogen-Nitrogen Greenhouse Warming in Earth's Early Atmosphere
Wordsworth, R., Pierrehumbert, R. (2013). Hydrogen-Nitrogen Greenhouse Warming in Earth's Early Atmosphere. Science. 339(6115),64-67. PDF
https://doi.org/10.1126/science.1225759
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.