@Book{Vogel1861,
author  = "Vogel, August",
title   = "Die organischen Beimengungen des Wassers",
year    = "1861",
address = "München",
series  = "Sitzungsberichte",
volume  = "1861,1,19",
url     = "https://publikationen.badw.de/de/003399741",
}