@article {1277,
	title = {Diagnostic indicators of elevated nitrogen deposition},
	journal = {Environmental Pollution},
	volume = {144},
	year = {2006},
	author = {Pitcairn, C.E.R. and Fowler D. and Leith, I.D. and Sheppard, L.J. and Tang, Y.S. and Sutton, M.A. and Famulari D.}
}
@article {1610,
	title = {Biomonitoring methods for assessing the impacts of nitrogen pollution: refinement and testing},
	year = {2005},
	institution = {JNCC},
	issn = {386},
	author = {Leith, I. and van Dijk, N. and Pitcairn, C.E.R. and Wolseley, P.A. and Whitfield, C.P. and Sutton, M.A.}
}
@inbook {1278,
	title = {Refining and testing the Ellenberg Index  biomonitoring method at the intensive sites},
	year = {2005},
	pages = {230},
	publisher = {JNCC},
	organization = {JNCC},
	edition = {Biomonitoring methods for assessing the impacts of nitrogen pollution: refinement and testing},
	chapter = {4},
	author = {Pitcairn, C.E.R. and Leith, I.D. and van Dijk N. 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.}
}
@article {659,
	title = {Comparison of the effects of dry deposited N as NH3 with wet deposited N as NH4Cl on acid moorland vegetation.},
	journal = {Water Air and Soil Pollution (In press).},
	year = {2001},
	author = {Leith, I.D. and Sheppard, L.J. and Pitcairn, C.E.R. and Cape, J.N and Hill, P.W. and Kennedy, V.H. and Tang, Y.S. and Smith, R.I. and Fowler D.}
}
@article {577,
	title = {Deposition of acidifying and eutrophying air pollutants in Scotland: Mapping critical loads, critical levels and exceedances},
	year = {2001},
	institution = {Centre for Ecology and Hydrology},
	author = {Fowler, D. and Dragosits, U. and Pitcairn, C.E.R. and Sutton, M.A. and Hall, J. and Roy, D.B. and Weidemann, A.}
}
@article {22,
	title = {Dispersion, deposition and impacts of atmospheric ammonia: quantifying local budgets and spatial variability},
	journal = {Environmental Pollutution (Nitrogen Conference Special Issue)},
	volume = {102},
	year = {1998},
	pages = {349-361},
	chapter = {1},
	author = {Sutton, M.A. and Milford, C. and Dragosits, U. and Place, C.J. and Singles, R.J. and Smith, R.I. and Pitcairn, C.E.R. and Fowler, D. and Hill, J. and ApSimon, H.M. and Ross, C. and Hill, R. and Jarvis, S.C. and Pain, B.F. and Phillips, V.C. and Harrison, R. and Moss, D. and Webb, J. and Espenhahn, S.E. and Lee, D.S. and Hornung, M. and Ullyett, J. and Bull, K.R. and Emmett, B.A. and Lowe, J. and Wyers, G.P.}
}
@article {18,
	title = {Regional mass budgets of oxidized and reduced nitrogen and their relative contribution to the N inputs of sensitive ecosystems},
	journal = {Environmental Pollutution (Nitrogen Conference Special Issue)},
	volume = {102},
	year = {1998},
	pages = {337-342},
	chapter = {1},
	author = {Fowler, D. and Sutton, M.A. and Smith, R.I. and Pitcairn, C.E.R. and Coyle, M. and Campbel,l G. and Stedman, J.}
}
@article {85,
	title = {The relationship between nitrogen deposition, species composition and foliar nitrogen concentrations in woodland flora in the vicinity of livestock farms.},
	journal = {Environmental Pollution },
	volume = {102},
	year = {1998},
	pages = {41-48},
	author = {Pitcairn, C.E.R. and Leith, I.D. and Sheppard, L.J. and Sutton, M.A. and Fowler, D. and Munro, R.C. and Tang, S. and Wilson, D.}
}
@article {251,
	title = {Soil nitrous oxide and nitric oxide emissions as indicators of the exceedance of critical loads of atmospheric nitrogen deposition in semi-natural ecosystems},
	journal = {Environmental Pollution},
	volume = {102},
	year = {1998},
	pages = {457-461},
	author = {Skiba, U. and Sheppard, L.J. and Pitcairn, C.E.R. and Leith, I.D. and Crossley, A. and van Dijk, S. and Kennedy, V.J. and Fowler, D.}
}
@article {246,
	title = {Deposition of fixed atmospheric nitrogen and foliar nitrogen content of bryophytes and Calluna vulgaris},
	journal = {Environmental Pollution},
	volume = {88},
	year = {1995},
	pages = {193-205},
	author = {Pitcairn, C.E.R. and Fowler, D. and Grace, J.}
}
@article {20,
	title = {The exchange of ammonia between the atmosphere and plant communities.},
	journal = {Advances in Ecological Research},
	volume = {24},
	year = {1993},
	pages = {301-393},
	author = {Sutton, M.A. and Pitcairn, C.E.R. and Fowler, D.}
}
@article {160,
	title = {Changes in species composition of semi-natural vegetation associated with the increase in atmospheric inputs of nitrogen},
	year = {1991},
	institution = {Institute of Terrestrial Ecology},
	address = {Bush},
	author = {Pitcairn, C.E.R. and Fowler, D.}
}
