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Worton, David R.; Sturges, William T.; Gohar, Laila K.; Shine, Keith P.; Martinerie, Patricia; Oram, David E.; Humphrey, Stephen P.; Begley, Paul; Gunn, Laura; Barnola, Jean-Marc; Schwander, Jakob; Mulvaney, Robert (2007). Atmospheric trends and radiative forcings of CF4 and C2F6 inferred from firn air. Environmental science & technology, 41(7), pp. 2184-2189. Washington, D.C.: ACS Publications 10.1021/es061710t
