Sun et al. (2012)
Also: Sun et al. 2012
Lethally hot temperatures during the Early Triassic greenhouse
Sun, Y., Joachimski, M. M., Wignall, P. B., Yan, C., Chen, Y., Jiang, H., ... & Lai, X. (2012). Lethally hot temperatures during the Early Triassic greenhouse. Science 338(6105), 366-370. Link to PDF
doi: 10.1126/science.1224126
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.