@Book{Ulrichs1843,
author  = "Ulrichs, Heinrich N.",
title   = "Topographie der Häfen von Athen",
year    = "1843",
address = "München",
series  = "Abhandlungen",
volume  = "3,14 : Abth. 3",
url     = "https://publikationen.badw.de/de/003214550",
}