@Book{Bergsträsser1930,
author  = "Bergsträsser, Gotthelf",
title   = "Plan eines Apparatus Criticus zum Koran",
year    = "1930",
address = "München",
series  = "Sitzungsberichte",
volume  = "1930,7",
url     = "https://publikationen.badw.de/de/003204585",
}