@Book{Aumann1979,
author  = "Aumann, Georg",
title   = "Der abbildungstheoretische Zugang zur Topologie",
year    = "1979",
address = "München",
series  = "Sitzungsberichte",
volume  = "1978,7",
url     = "https://publikationen.badw.de/en/003896093",
}