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	doi = {10.1016/j.mycres.2006.01.010},
	url = {http://linkinghub.elsevier.com/retrieve/pii/S0953756206001109},
	author = {Crewe, A.T. and Purvis, O.W. and Wedin, M.}
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@article {3226,
	title = {Key for the identification of British marine and maritime Lichens},
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	author = {Fletcher, A.}
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@article {3225,
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@inbook {3102,
	title = {Aspicilia},
	booktitle = {Lichens of Great Britain \& Ireland},
	year = {2009},
	publisher = {British Lichen Society},
	organization = {British Lichen Society},
	address = {London},
	author = {Fletcher, A. and Purvis, O.W. and Coppins, B.J.}
}
@article {3101,
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	author = {Nordin, A. and Tibell, L. and Owe-Larsson, B.}
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@inbook {2467,
	title = {Acarospora},
	booktitle = {Lichens of Great Britain \& Ireland},
	year = {2009},
	pages = {3-11},
	publisher = {British Lichen Society},
	organization = {British Lichen Society},
	address = {London},
	author = {Fletcher, A. and James, P.W. and Purvis, O.W.}
}
@article {2034,
	title = {Silobia, a new genus for the Acarospora smaragdula complex (Ascomycota, Acarosporales) and a revision of the group in Sweden},
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	pages = {7-25},
	doi = {10.1017/S0024282910000617},
	author = {Westberg, M. and Crewe, A.T. and Purvis, O.W. and Wedin, M.}
}
