@Book{Maurer1874,
author  = "Maurer, Konrad von",
title   = "Die Schuldknechtschaft nach altnordischem Rechte",
year    = "1874",
address = "München",
series  = "Sitzungsberichte",
volume  = "1874,1,1",
url     = "https://publikationen.badw.de/de/007458639",
}