@book {23820,
	title = {Catalogus dipterorum hucusque descriptorum.},
	volume = {1},
	year = {1902},
	pages = {338},
	publisher = {Guilelmus Engelman, Lipsiae. (Wilhelm Engelmann, Lepzig.)},
	organization = {Guilelmus Engelman, Lipsiae. (Wilhelm Engelmann, Lepzig.)},
	address = {Lepzig},
	author = {Kertesz, K.}
}
@book {22266,
	title = {Catalogus dipterorum, hucusque descriptorum},
	volume = {1},
	year = {1902},
	publisher = {Wilhelm Engelmann},
	organization = {Wilhelm Engelmann},
	address = {Leipzip},
	url = {http://www.archive.org/details/SIL-036-003-01},
	author = {Kert{\'e}sz, K{\'a}lm{\'a}n}
}
