@Book{Bauer1978,
author  = "Bauer, Heinz",
title   = "Funktionenkegel und Integralungleichungen",
year    = "1978",
address = "München",
series  = "Sitzungsberichte",
volume  = "1977,3",
url     = "https://publikationen.badw.de/de/018678040",
}