1. Berger, A., Loutre, M.F., 1996. Modelling the response to astronomical and CO2 forcings. Comptes rendus de l’Académie des sciences. Série 2. Sciences de la terre et des planètes (C. r. Acad. sci., Sér. 2, Sci. terre planet.), 323, 1–16.
2. Variations in atmospheric methane concentration during the Holocene epoch;Blunier;Palaeogeogr. Palaeoclimatol. Palaeoecol.,1995
3. Rapid variations in atmospheric methane concentration during the past 110,000 years;Brook;Science,1996
4. The “Anthropocene”;Crutzen;IGBP Newslett.,2000
5. Climate sensitivity; analysis of feedback mechanisms;Hansen;Am. Geophys. Union Monogr. Ser.,1984