@book { MusikalischeAktioninderOperabuffa,
    title = "Musikalische Aktion in der Opera buffa",
    author = "Christian {Kipper}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1095008"
}