@book{id_11862,
author = "Sömmerring, Samuel Thomas von",
title = "Ueber einen Ornithocephalus brevirostris der Vorwelt",
year = "1820",
address = "München",
series = "Denkschriften",
volume = "6,[9] = 7 : Classe der Mathematik und Naturwissenschaften",
url = "http://publikationen.badw.de/de/017903640",
}