@book { GnterGrass,
    title = "Günter Grass",
    author = "Hans {Adler} and Jost {Hermand}",
    year = "2012",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    doi = "10.3726/978-1-4539-1000-9",
    url = "https://www.peterlang.com/document/1054373"
}