@Book{Rockinger1883,
author  = "Rockinger, Ludwig von",
title   = "Der Könige Buch und der sogenannte Schwabenspiegel",
year    = "1883",
address = "München",
series  = "Abhandlungen",
volume  = "17,1",
url     = "https://publikationen.badw.de/en/003192586",
}