@book {1433,
	title = {Foliicolous lichens I. A revision of the taxonomy of the obligately foliicolous, lichenized fungi},
	series = {Symbolae Botanicae Upsalienses},
	volume = {12},
	year = {1952},
	pages = {590},
	edition = {1},
	address = {Uppsala},
	author = {Rolf Santesson}
}
