@Book{Finsterwalder1940,
author  = "Finsterwalder, Sebastian",
title   = "Die gemeinsame Koppelung dreier Luftaufnahmen desselben Geländes",
year    = "1940",
address = "München",
series  = "Sitzungsberichte",
volume  = "1940,9",
url     = "https://publikationen.badw.de/en/003399370",
}