@book { KlangfarbeundInstrumentation,
    title = "Klangfarbe und Instrumentation",
    subtitle = "Geschichte – Ursachen – Wirkung",
    author = "Christoph {Reuter}",
    year = "2002",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1095348"
}