Webster, M.; et al. (December 2002), Report 95: Uncertainty Analysis of Climate Change and Policy Response(PDF), Cambridge MA, USA: Massachusetts Institute of Technology (MIT) Joint Program on the Science and Policy of Global Change, Joint Program Report Series, pp. 3–4, retrieved 20 January 2022
Webster, M.; et al. (December 2002), Report 95: Uncertainty Analysis of Climate Change and Policy Response(PDF), Cambridge MA, USA: Massachusetts Institute of Technology (MIT) Joint Program on the Science and Policy of Global Change, Joint Program Report Series, pp. 3–4, retrieved 20 January 2022