@book{id_12378,
author = "Zittel, Karl Alfred von",
title = "Studien über fossile Spongien",
year = "1879",
address = "München",
publisher = "Verl. der Akad.",
series = "Abhandlungen",
volume = "Bd. 13, Abth. 2 = [4]",
url = "http://publikationen.badw.de/de/003796866",
}