@book { SchostakowitschunddieSymphonie,
    title = "Schostakowitsch und die Symphonie",
    author = "Hartmut {Hein} and Wolfram {Steinbeck}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1103030"
}