@book { FacettenderEinsamkeitinmusikalischenMonodramendes20Jahrhunderts,
    title = "Facetten der Einsamkeit in musikalischen Monodramen des 20. Jahrhunderts",
    author = "Corinna {Müller-Goldkuhle}",
    year = "2019",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b11123",
    url = "https://www.peterlang.com/document/1054652"
}