@book {50882,
	title = {Dipterologiae Italicae prodromus. Vol: I. Genera Italica ordinis dipterorum ordinatim disposita et distincta et in familias et stirpes aggregata},
	year = {1856},
	pages = {226 + [2]},
	publisher = {A. Stoschi},
	organization = {A. Stoschi},
	address = {Parmae},
	author = {Rondani, C.}
}
@book {48136,
	title = {Insecta Britanica, Diptera. Vol. III},
	year = {1856},
	month = {31/03/1856},
	pages = {xxiv+351 p.},
	publisher = {Lovell Reeve},
	organization = {Lovell Reeve},
	address = {London},
	url = {http://www.biodiversitylibrary.org/item/73637},
	author = {Walker, Francis}
}
@article {22156,
	title = {Ueber die fossilen Insecten von Aix in der Provence},
	journal = {Vierteljahrsschrift der Naturforschenden Gesellschaft in Z{\"u}rich},
	volume = {1},
	number = {3},
	year = {1856},
	pages = {1-40},
	author = {Heer, O.}
}
