@article {1121,
	title = {A study of the epiphytic communities of Atlantic oak woods along an atmospheric nitrogen deposition gradient},
	journal = {Journal of Ecology },
	volume = {93},
	year = {2005},
	pages = {482-492},
	author = {Mitchell, R. and Truscot, A. and Leith, I. and Cape, J. and van Dijk, N. and Tang, Y. and Fowler, D. and Sutton, M.A.}
}
@article {253,
	title = {Bioindicator and biomonitoring methods for assessing the effects of atmospheric nitrogen on statutory nature conservation sites},
	year = {2004},
	address = {Peterborough},
	author = {Sutton, M.A. and Pitcairn, C.E.R. and Leith, I.D. and van Dijk, N. and Tang, Y.S. and Skiba, U. and Smart, S. and Mitchell, R. and Wolseley, P. and James, P. and Purvis, W. and Fowler, D.},
	editor = {Sutton, M.A. and Pitcairn, C.E.R. and Whitfield, C.P.}
}
