@article {1674,
	title = {Detecting the signal of atmospheric N  deposition in recent national-scale vegetation change across Britain},
	journal = {Water, Air and  Soil Pollution: Focus},
	volume = {4},
	year = {2004},
	pages = {269{\textendash}278},
	author = {Smart, S.M. and Ashmore, M.R. and Hornung, M.}
}
