1. Climate Change, The physical science basis, in Contribution of Working Group I to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change, ed. by S. Solomon, D. Qin, M. Manning, Z. Chen, M. Marquis, K.B. Averyt, M. Tignor, H.L. Miller (Cambridge University Press, Cambridge, 2007),
2. L. Bengtsson, K.I. Hodges, S. Hagemann, Tellus 56A, 202 (2004)
3. E. Andersson, E. Hòlm, P. Bauer, A. Beljaars, G.A. Kelly, A.P. McNally, A.J. Simmons, J.-N. Thépaut, A.M. Tompkins, Q. J. R. Meteorol. Soc. 133, 1473 (2007)
4. C. Keil, A. Röpnack, G.C. Craig, U. Schumann, Geophys. Res. Lett. 35, L09812 (2008). doi: 10.1029/2008GL033657
5. WMO Space Programme SP-7. “The space-based global observing system in 2010 (GOS-2010)” WMO/TD-No. 1513 (2010)