@Book{Wittmann1853,
author  = "Wittmann, Franz Michael",
title   = "Ueber den Unterschied zwischen den Sueven und den Sassen",
year    = "1853",
address = "München",
series  = "Abhandlungen",
volume  = "7,1",
url     = "https://publikationen.badw.de/de/003192499",
}