@article {532,
	title = {The effect of long-term nitrogen additions on the bryophyte cover of upland acidic grassland},
	volume = {22},
	year = {2000},
	pages = {83-89},
	author = {Carroll, J.A. and Johnson, D. and Morecroft, M.D. and Taylor, A.G. and Caporn, S.J.M and Lee, J.A.}
}
