@book {425,
	title = {An introduction to the immature stages of British Flies},
	series = {Handbooks for the Identification of British Insects},
	volume = {10, Part 14},
	year = {1989},
	pages = {280},
	publisher = {Royal Entomological Society of London},
	organization = {Royal Entomological Society of London},
	address = {London, England},
	keywords = {and genera, figures, general life history information, keys to families, Lonchopteridae, Phoridae, Pipunculidae, Platypezidae, Syrphidae, tribes},
	author = {Smith, K.G.V.},
	editor = {Dolling, W.R. and Askew, R.R.}
}
@inbook {318,
	title = {New data on Syrphidae and Pipunculidae (Diptera : Syrphoidea) fauna of the Latvian SSR},
	booktitle = {[Recent problems of zoology : collected scientific papers]},
	year = {1989},
	note = {177 pp.Not OCR{\textquoteright}d - Russian},
	pages = {163-174},
	publisher = {P. Stuckas Latvijas Valsts universitate},
	organization = {P. Stuckas Latvijas Valsts universitate},
	address = {Riga},
	keywords = {Latvian SSR, new data, Pipunculidae, Syrphidae, Syrphoidea},
	author = {Kuznetzov, S.},
	editor = {Zorenko, T.A.}
}
@article {319,
	title = {New fly species for the fauna of the USSR from the family Syrphidae and Pipunculidae (Diptera, Syrphoidea) in Latvia},
	journal = {Latvijas Psr Zinatnu Akademijas Vestis},
	volume = {5},
	year = {1989},
	pages = {101-105},
	keywords = {checklist, Latvia, Pipunculidae, Syrphidae, Syrphoidea, USSR},
	author = {Kuznetzov, S.Y.}
}
@article {406,
	title = {The phylogeny and systematics of European predacious Syrphidae (Diptera) based on larval and puparial stages},
	journal = {Zoological Journal of the Linnaean Society},
	volume = {95},
	number = {1},
	year = {1989},
	pages = {29-70},
	keywords = {cladistics, Diptera, Europe, larva, phylogeny, predacious, puparia, Syrphidae, Syrphinae, Systematics},
	author = {Rotheray, Graham E. and Gilbert, Francis S.}
}
@article {542,
	title = {51. Family Syrphidae},
	journal = {Bishop Museum Special Publication},
	volume = {86},
	year = {1989},
	pages = {437-458},
	keywords = {Arthropods, Australasian \& Oceanian regions, AUSTRALASIAN REGION, catalogues, Diptera, HAWAII, INDONESIA, Insects, Invertebrates, Moluccas, Oceanian region, PACIFIC OCEAN ISLANDS, Syrphidae, Taxonomic catalogue},
	author = {Thompson, F. Christian and Vockeroth, J.R.}
}
