@book { Bemhungen,
    title = "Bemühungen",
    subtitle = "Arbeiten zum Werk von Anna Seghers, 1965-2004",
    author = "Friedrich {Albrecht}",
    year = "2004",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1098852"
}