@Book{Hofmann1871,
author  = "Hofmann, Konrad",
title   = "Ueber einen oberdeutschen Johannessegen",
year    = "1871",
address = "München",
series  = "Sitzungsberichte",
volume  = "1871,14",
url     = "https://publikationen.badw.de/de/007457751",
}