@Book{Broili1928,
author  = "Broili, Ferdinand",
title   = "Ein Pflanzenrest aus den Hunsrückschiefern",
year    = "1928",
address = "München",
series  = "Sitzungsberichte",
volume  = "1928,15",
url     = "https://publikationen.badw.de/en/003383247",
}