@Book{Vogel1864,
author  = "Vogel, August",
title   = "Die Umwandlung der Vegetation durch Entwässerung",
year    = "1864",
address = "München",
series  = "Sitzungsberichte",
volume  = "1864,2,12",
url     = "https://publikationen.badw.de/de/003385025",
}