@article {55,
	title = {British slugs (Pulmonata: Testacellidae, Arionidae, Limacidae)},
	journal = {Bulletin of the British Museum (Natural History), Zoology},
	volume = {6},
	year = {1960},
	pages = {103-226},
	author = {Quick, HE}
}
@book {42,
	title = {Land Snails of Britain and North-West Europe},
	year = {1979},
	publisher = {Harper Collins Publishers},
	organization = {Harper Collins Publishers},
	address = {Hong Kong},
	author = {Kerney, MP and Cameron, RAD}
}
@book {745,
	title = {Gastropoda Pulmonata},
	series = {Checklist delle specie della fauna italiana},
	year = {1995},
	pages = {1-60},
	publisher = {Calderini},
	organization = {Calderini},
	address = {Bologna, Italy},
	author = {Manganelli, G and Bodon, M and Favilli, L and Giusti, F},
	editor = {A Minelli and S Ruffo and S La Posta}
}
