@article {202,
	title = {Descriptions of five new European species of the genus <i>Metasyrphus</i> (Diptera, Syrphidae), with notes on variation within the species},
	journal = {Acta entomologica bohemoslovaca},
	volume = {70},
	number = {6},
	year = {1973},
	note = {pages 415-426 + 5 plates},
	pages = {415-426},
	keywords = {colour variation, seasonal variation},
	author = {Dusek, Jindra and Laska, Pavel}
}
