@Book{Traube1891,
author  = "Traube, Ludwig",
title   = "O Roma nobilis. Philologische Untersuchungen aus dem Mittelalter",
year    = "1891",
address = "München",
series  = "Abhandlungen",
volume  = "19,5",
url     = "https://publikationen.badw.de/de/002849646",
}