@Book{Führer1897,
author  = "Führer, Joseph",
title   = "Forschungen zur Sicilia sotterranea",
year    = "1897",
address = "München",
series  = "Abhandlungen",
volume  = "20,[11] : Abth. 3",
url     = "https://publikationen.badw.de/en/003203352",
}