Buizert et al. (2015)
Also: Breiter et al. 2015, WAIS Divide Project Members (2015), WAIS Divide Project Members 2015
Precise interpolar phasing of abrupt climate change during the last ice age
Buizert, C., Adrian, B., Ahn, J., Albert, M., Alley, R. B., Baggenstos, D., ... Woodruff, T. E. "Precise interpolar phasing of abrupt climate change during the last ice age." Nature 520.7549 (2015): 661-665. Link to paper.
DOI: 10.1038/nature14401
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.