@book { WahrelyrischeMitteZentrallyrik,
    title = "Wahre lyrische Mitte - «Zentrallyrik» ?",
    author = "Walter {Baumgartner}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1081888"
}