@book { WiderdenErbfeindchristlichenGlaubens,
    title = "Wider den Erbfeind christlichen Glaubens",
    subtitle = "Die Rolle des niederen Adels in den Türkenkriegen des 16. Jahrhunderts",
    author = "Antonio {Liepold}",
    year = "1998",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1085498"
}