@Book{Kobell1837,
author  = "Kobell, Franz von",
title   = "Über das Erdöl von Tegernsee im bayerischen Oberlande",
year    = "1837",
address = "München",
series  = "Abhandlungen",
volume  = "2,2",
url     = "https://publikationen.badw.de/de/003082746",
}