@book { PaulFlemingsdeutscheLyrikderLeipzigerZeit,
    title = "Paul Flemings deutsche Lyrik der Leipziger Zeit",
    author = "Indra {Frey}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1106969"
}