N. G. Andronova and M. E. Schlesinger, “Causes of Temperature Changes during the 19th and 20th Centuries,” Geophysical Research Letters, Vol. 27, No. 14, 2000, pp. 2137-2140. doi:10.1029/2000GL006109
 S. F. Singer, Ed., “Nature, Not Human Activity, Rules the Climate: Summary for Policymakers of the Report of the Nongovernmental International Panel on Climate Change,” Heartland Institute, Chicago, 2008, 50 p.
 M. J. Ring, D. Lindner, E. F. Cross and M. E. Schlesinger, “Causes of the Global Warming Observed Since the 19th Century,” Atmospheric and Climate Sciences, Vol. 2, No. 3, 2012, pp. 401-415. doi:10.4236/acs.2012.24035
 A. Revkin, “A Climate Scientist Proposes a ‘Fair Plan’ for Limiting Warming,” Dot Earth Blog, New York Times, 2012. http://dotearth.blogs.nytimes.com/2012/12/04/a-climate-scientist-proposes-a-fair-plan-for-limiting-warming/
 M. E. Schlesinger, M. J. Ring and E. F. Cross, “A Revised Fair Plan to Safeguard Earth’s Climate,” Journal of Environmental Protection, Vol. 3, No. 10, 2012, pp. 1330-1335. doi:10.4236/jep.2012.310151
 United Nations, “United Nations Framework Convention on Climate Change,” 1992. http://unfccc.int/resource/docs/convkp/conveng.pdf.
 United Nations, “Report of the Conference of the Parties on Its Sixteenth Session. Addendum Part Two: Action Taken by the Conference of the Parties at Its Sixteenth session,” 2010. http://unfccc.int/meetings/cancun_nov_2010/meeting/6266/php/view/reports.php
 M. E. Schlesinger, N. G. Andronova, B. Entwistle, A. Ghanem, N. Ramankutty, W. Wang and F. Yang, “Modeling and Simulation of Climate and Climate Change,” In: G. Cini Castagnoli and A. Provenzale, Eds., Past and Present Variability of the Solar-Terrestrial System: Measurement, Data Analysis and Theoretical Models, Proceedings of the International School of Physics Enrico Fermi CXXXIII, IOS Press, Amsterdam, 1997, pp. 389-429.
 C. P. Morice, J. J. Kennedy, N. A. Rayner and P. D. Jones, “Quantifying Uncertainties in Global and Regional Temperature Change Using an Ensemble of Observational Estimates: The HadCRUT4 Dataset,” Journal of Geophysical Research, Vol. 117, No. D8, 2012. doi:10.1029/2011JD017187
 T. M. Smith, R. W. Reynolds, T. C. Peterson and J. H. Lawrimore, “Improvements to NOAA’s Historical Merged Land-Ocean Surface Temperature Analysis,” Journal of Climate, Vol. 21, No. 10, 2008, pp. 2283-2296. doi:10.1175/2007JCLI2100.1
 A. Korobeynikov, “A Collection of Methods for Singular Spectrum Analysis, in Package ‘Rssa’,” 2013, pp. 1-34. http://cran.r-project.org/web/packages/Rssa/Rssa.pdf
 M. Ghil, R. Allen, M. D. Dettinger, K. Ide, D. Kondrashov, M. E. Mann, A. W. Robertson, A. Saunders, Y. Tian, F. Varadi and P. Yiou, “Advanced Spectral Methods for Climatic Time Series,” Reviews of Geophysics, Vol. 40, No. 1, 2002, pp. 3-1-3-41. doi:10.1029/2000RG000092
 C. L. Keppenne and M. Ghil, “Adaptive Spectral Analysis and Prediction of the Southern Oscillation Index,” Journal of Geophysical Research, Vol. 367, No. D18, 1992, pp. 20449-20554. doi:10.1029/92JD02219
 M. Ghil, “The SSA-MTM Toolkit: Applications to Analysis and Prediction of Time Series,” Proceedings of the SPIE—The International Society for Optical Engineering, Applications of Soft Computing, Vol. 3165, 1997, pp. 216-230.