@article {1423,
	title = {Recovery of acidified surface waters from acidification in the United Kingdom after twenty years of chemical and biological monitoring (1988{\textendash}2008)},
	volume = {37},
	year = {2014},
	pages = {267-273},
	author = {Battarbee, R.W. and Shilland, E.M. and Kernan, M. and Monteith, D.T. and Curtis, C.}
}
