@book { FedorSologub,
    title = "Fedor Sologub",
    subtitle = "Werk und Kontext",
    author = "Ulrich {Schmid}",
    year = "1995",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1116970"
}