@book { DerFachstreitumdasSeelenheil,
    title = "Der Fachstreit um das Seelenheil",
    author = "Christina {Schröder}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1115714"
}