@Book{Weinschenk1900,
author  = "Weinschenk, Ernst",
title   = "Geologisches aus dem bayerischen Walde",
year    = "1900",
address = "München",
series  = "Sitzungsberichte",
volume  = "1899,9",
url     = "https://publikationen.badw.de/de/003391851",
}