@book { DieWeltderSlavenJahrgangLVIII2013Heft1,
    title = "Die Welt der Slaven. Jahrgang LVIII (2013) Heft 1",
    author = "",
    year = "2013",
    publisher = "Biblion",
    address = ", Germany",
    url = "https://www.peterlang.com/document/1109497"
}