@book { Derberlufer,
    title = "Der Überläufer",
    author = "Klaus {Wallbaum}",
    year = "2011",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-00482-3",
    url = "https://www.peterlang.com/document/1054296"
}