@article {10552,
	title = {Fossile Dipteren aus der Braunkohle van Rott im Siebengebirge},
	journal = {Palaeontographica},
	volume = {17},
	year = {1870},
	pages = {237{\textendash}266, 2 pls},
	author = {von Heyden, L.}
}
