@Book{Dölger1949,
author  = "Dölger, Franz",
title   = "Das Kaiserjahr der Byzantiner. Vorgelegt am 4. Februar 1949",
year    = "1949",
address = "München",
series  = "Sitzungsberichte",
volume  = "1949,1",
url     = "https://publikationen.badw.de/en/003204838",
}