@Book{Kobell1872,
author  = "Kobell, Franz von",
title   = "Der Montbrasit (Amblygonit) von Montebras",
year    = "1872",
address = "München",
series  = "Sitzungsberichte",
volume  = "1872,5",
url     = "https://publikationen.badw.de/de/003392259",
}