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	title = {The Slug Fauna of the USSR and Adjacent Countries (Gastropoda Terrestria Nuda)},
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	title = {Contribution to the knowledge of two scarcely known Alpine slugs, Tandonia simrothi (Hesse, 1923) and Deroceras planaroides (Simroh, 1910)},
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@article {150,
	title = {Slugs of the Greek Southern Aegean Islands (Gastropoda terrestria nuda: Milacidae, Agriolimacidae et Limacidae)},
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@article {56,
	title = {Key to the identification of the slugs (Gastropoda: Pulmonata) of Portugal},
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	year = {1993},
	pages = {377-392},
	author = {Rodriguez, T and Hermida, J}
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@article {129,
	title = {Key to the identification of the slugs (Gastropoda: Pulmonata) of Portugal},
	journal = {Journal of Conchology},
	volume = {34},
	year = {1993},
	pages = {377-392},
	author = {Rodriguez, T and Hermida, J}
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@article {57,
	title = {Does Tandonia budapestensis (Mollusca: Pulmonata) contain toxins? Evidence from feeding trials with the slugs predator Pterostichus melanarius (Coleoptera: Carabidae)},
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	volume = {63},
	year = {1997},
	pages = {541-545},
	author = {Symondon, WOC}
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	title = {The terrestrial slugs of KwaZulu-Natal: diversity, biogeography and conservation},
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	author = {Herbert, DG}
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@article {309,
	title = {The slugs of the former Yugoslavia (Gastropoda terrestria nuda - Arionidae, Milacidae, Limacidae, Agriolimacidae)},
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	author = {Wiktor, A}
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@article {661,
	title = {Treatise on recent terrestrial pulmonate molluscs},
	journal = {9},
	volume = {Ruthenica},
	year = {2002},
	author = {Schilekyo, AA}
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@article {872,
	title = {Boreolestes gen. nov., a new genus of carnivorous slugs from Western Caucasus, and some considerations on the phylogeny of Trigonochlamydidae (Pulmonata)},
	journal = {Ruthenica},
	volume = {9},
	year = {1999},
	pages = {39-46},
	author = {Schileyko, A and Kijashko, PV}
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@inbook {46,
	title = {Predatory gastropods as natural enemies of terrestrial gastropods and other invertebrates},
	booktitle = {Natural Enemies of Terrestrial Molluscs},
	year = {2004},
	pages = {279-403},
	publisher = {CABI Publishing},
	organization = {CABI Publishing},
	address = {Cambridge, MA},
	author = {Barker, GM and Efford, MG},
	editor = {Barker, GM}
}
@article {61,
	title = {Slugs (Gastropoda: Pulmonata) of the Lakes Region (G{\"o}ller B{\"o}lgesi) in Turkey},
	journal = {T{\"u}bitak},
	volume = {28},
	year = {2004},
	pages = {155-160},
	author = {Yildirim, MZ and Kebap{\c c}i, U}
}
@article {58,
	title = {Treatise on recent terrestrial pulmonate molluscs},
	journal = {Ruthenica},
	volume = {10},
	year = {2003},
	type = {supplement},
	author = {Schilekyo, AA}
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@article {255,
	title = {Treatise on recent terrestrial pulmonate molluscs},
	journal = {Ruthenica},
	volume = {11},
	year = {2003},
	author = {Schilekyo, AA}
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	pages = {110-115},
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@book {67,
	title = {Land Snails and Slugs of Russia and Adjacent Countries},
	year = {2009},
	publisher = {Pensoft},
	organization = {Pensoft},
	address = {Sofia},
	author = {Sysoev, A and Schileyko, A}
}
@book {151,
	title = {Land Snails of the Land of Israel: Natural History and a Field Guide},
	year = {2009},
	publisher = {Pensoft},
	organization = {Pensoft},
	address = {Sofia, Moscow},
	author = {Heller, J}
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@article {45,
	title = {A review of slugs and semi-slugs of Tunisia (Testacellidae, Milacidae and Limacidae)},
	journal = {Journal of Conchology},
	volume = {40},
	year = {2010},
	pages = {219-231},
	author = {Abbes, I and Liberto, F and Castillejo, J and Nouira, S}
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