@book { FrankfurterFragmente,
    title = "Frankfurter Fragmente",
    author = "Stefan {Gandler}",
    year = "2013",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-03001-3",
    url = "https://www.peterlang.com/document/1046914"
}