@book { GABrgersBalladeLenoreinEngland,
    title = "G.A. Bürgers Ballade Lenore in England",
    author = "Evelyn B. {Jolles}",
    year = "1974",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1073765"
}