@book { DieBaulastfrdasFreiburgerMnster,
    title = "Die Baulast für das Freiburger Münster",
    author = "Benita {von Beyme}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1096001"
}