Vellekoop et al. (2014)
Also: Vellekoop et al. 2014
Rapid short-term cooling following the Chicxulub impact at the Cretaceous–Paleogene boundary
Vellekoop, J., Sluijs, A., Smit, J., Schouten, S., Weijers, J. W., Damsté, J. S. S., & Brinkhuis, H. (2014). Rapid short-term cooling following the Chicxulub impact at the Cretaceous–Paleogene boundary. Proceedings of the National Academy of Sciences, 111(21), 7537-7541. Link to paper
DOI: doi: 10.1073/pnas.1319253111
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.