@article {2733,
	title = {New palaearctic Syrphidae (Diptera) from the Far Eastern Territory of the USSR},
	journal = {Entomologicheskoe Obozrenie},
	volume = {36},
	year = {1957},
	pages = {748-755},
	keywords = {Pseudopocota, Pseudopocota stackelbergi (Violovitsh)},
	author = {Violovitsh, N.A.}
}
@article {1196,
	title = {Sur quelques Syrphidae de Madagascar (Diptera)},
	journal = {Naturaliste malgache},
	volume = {9},
	year = {1957},
	pages = {103-109},
	author = {Doesburg, P.H. van}
}
@article {368,
	title = {Comparative study of Victorian bulb flies, Eumerus species (Syrphidae, Diptera)},
	journal = {The Victorian Naturalist},
	volume = {74},
	year = {1957},
	pages = {1-11},
	author = {Neboiss, Arturs}
}
@article {571,
	title = {Key to the Nearctic species of <i>Criorhina</i> (Diptera: Syrphidae)},
	year = {1957},
	pages = {4},
	address = {unpublished key},
	keywords = {Criorhina, Diptera, Eristalinae, Key to species, Syrphidae},
	author = {Vockeroth, J.R.}
}
@article {377,
	title = {Notes on Australian Eumerus species (Syrphidae)},
	journal = {Annals and Magazine of Natural History},
	volume = {12},
	number = {10},
	year = {1957},
	pages = {125-128},
	author = {Paramonov, S. J.}
}
