@article {12900,
	title = {Diptera. Wolgam fluvium inter et montes Uralenses observata},
	journal = {Bulletin de la Société impériale des Naturalistes de Moscou},
	volume = {7},
	year = {1834},
	pages = {420{\textendash}432},
	author = {Eversmann, E.}
}
@book {11622,
	title = {Histoire naturelle des Insectes. Dipt{\`e}res},
	volume = {Tome premier},
	year = {1834},
	pages = {576 pp., explanation of plates (8 pp.), 12 pls.},
	publisher = {Librairie Encyclop{\'e}dique de Roret},
	organization = {Librairie Encyclop{\'e}dique de Roret},
	address = {Paris},
	author = {Macquart, J.}
}
