Schwartz, M.D. Detecting Structural Climate Change: An Air Mass-Based Approach in the North Central United States, 1958-1992. Annals of the Association of American Geographers. 1995, 85 (3): 553–568. doi:10.1111/j.1467-8306.1995.tb01812.x.
Glossary. Climate Change 2001: The Scientific Basis. Contribution of Working Group I to the Third Assessment Report of the Intergovernmental Panel on Climate Change. Intergovernmental Panel on Climate Change. 2001-01-20 [2008-05-22]. (原始内容存档于2017-01-26).
Glossary. Climate Change 2001: The Scientific Basis. Contribution of Working Group I to the Third Assessment Report of the Intergovernmental Panel on Climate Change. Intergovernmental Panel on Climate Change. 2001-01-20 [2008-05-22]. (原始内容存档于2017-01-26).