@book { ChristaWolfundSowjetruland19451991,
    title = "Christa Wolf und Sowjetrußland 1945-1991",
    author = "Tanja {Walenski}",
    year = "1999",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1088176"
}