@book { ArthurKoestlerDieGeneseeinesExilschriftstellers,
    title = "Arthur Koestler. Die Genese eines Exilschriftstellers",
    author = "Matthias {Weßel}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b18782",
    url = "https://www.peterlang.com/document/1166654"
}