@Book{Brunn1875,
author  = "Brunn, Heinrich von",
title   = "Die Onyxgefässe in Braunschweig und Neapel",
year    = "1875",
address = "München",
series  = "Sitzungsberichte",
volume  = "1875,1,11",
url     = "https://publikationen.badw.de/en/007458707",
}