@book { JosephStrau,
    title = "Joseph Strauß",
    author = "Franz {Mailer}",
    year = "2012",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-01832-5",
    url = "https://www.peterlang.com/document/1051886"
}