@book { Omnescollegiaticoncurrite,
    title = "Omnes collegiati «concurrite»!",
    subtitle = "Brandbekämpfung im Imperium Romanum",
    author = "Renate {Lafer}",
    year = "2001",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1093055"
}