@book { VomUmgangmitHelden,
    title = "Vom Umgang mit Helden",
    author = "Ralph {Trost}",
    year = "2013",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-02456-2",
    url = "https://www.peterlang.com/document/1047315"
}