@book { DasMusiktheatervonLucianoBerio,
    title = "Das Musiktheater von Luciano Berio",
    author = "Ute {Brüdermann}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1102752"
}