@article {568,
	title = {Siberian Syrphidae (Diptera) (Sirfidy Sibiri)},
	journal = {Verslagen en Technische Gegevens},
	volume = {43},
	year = {1983},
	month = {maart, 1986},
	pages = {1-228},
	keywords = {Key to species, Palaearctic, Siberia, Syrphidae},
	author = {Violovitsh, N.A.}
}
