1. Cannell , M. G. R. Palutikof , J. P. Sparks , T. H. 1999 Indicators of climate change in the UK
2. Response of tree phenology to climate change across Europe;Chmielewski;Agric. Forest Meteorol.,2001
3. Growing season extended in Europe;Menzel;Nature,1999
4. Increased plant growth in the northern high latitudes from 1981 to 1991;Myneni;Nature,1997
5. A new daily Central England Temperature series, 1772-1991;Parker;Int. J. Climatol.,1992