Thompson et al. (2014)
Also: Thompson et al. 2014
Early twentieth-century warming linked to tropical Pacific wind strength
Thompson, D.M., Cole, J.E., Shen, G.T., Tudhope, A.W. & Meehl, G.A. (2014). Early twentieth-century warming linked to tropical Pacific wind strength. Nature Geoscience. 8(2),117-121. Article
https://doi.org/10.1038/ngeo2321
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.