Doran & Zimmerman (2009)
Also: Doran & Zimmerman 2009, Doran and Kendall-Zimmerman (2009)
Examining the scientific consensus on climate
Doran, P. T., & Zimmerman, M. K. (2009). Examining the scientific consensus on climate changeEos, Transactions American Geophysical Union, 90(3), 22-23. Link to PDF
doi:10.1029/2009EO030002
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.