@book { Funkenflge100GedichteBand2,
    title = "Funkenflüge: 100 Gedichte, Band 2",
    author = "Rainer {Popp}",
    year = "2022",
    publisher = "Edition Bärenklau",
    address = ", Deutschland",
    url = "https://tolino.openpublishing.com/document/1313501"
}