@article {1353,
	title = {New or interesting cyanophilic lichens II.},
	journal = {The Lichenologist},
	volume = {6},
	year = {1974},
	month = {1974},
	pages = {106-111},
	author = {Aino Henssen}
}
@book {52,
	title = {The Lichen Genus Collema with Special Reference to the Extra-European Species},
	year = {1974},
	publisher = {ofters tryckeri ab, {\"O}stervala},
	organization = {ofters tryckeri ab, {\"O}stervala},
	address = {Stockholm},
	issn = {91-554-0250-x},
	author = {Degelius, Gunnar}
}
@article {710,
	title = {New or interesting cyanophilic lichens II.},
	journal = {The Lichenologist},
	volume = {6},
	number = {1},
	year = {1974},
	pages = {106-111},
	author = {Aino Henssen}
}
@article {125,
	title = {A New Species of Heppia from the Arava Valley, Israel},
	journal = {The Bryologist},
	volume = {77},
	number = {2},
	year = {1974},
	pages = {239-241},
	chapter = {239},
	url = {http://www.jstor.org/stable/pdfplus/3241564.pdf},
	author = {Kela Marton and Margalith Galun}
}
