@Book{Hofmann1954,
author  = "Hofmann, Walther",
title   = "Höhentriangulation im Isartal. Vorläufiger Bericht",
year    = "1954",
address = "München",
series  = "Sitzungsberichte",
volume  = "1953,11",
url     = "https://publikationen.badw.de/en/003383744",
}