Thorne, Peter, Jones, P.D., Tett, S.F.B., Allen, Myles R., Parker, D.E., Stott, P. A., Jones, G.S., Osborn, T.J. and Davies, T.D. (2003) Probable causes of late twentieth century tropospheric temperature trends. Climate Dynamics, 21 (7). pp. 573-591. ISSN 1432-0894