@book { ASPuschkinDerGefangeneimKaukasusKavkazskijplennik,
    title = "A. S. Puschkin. Der Gefangene im Kaukasus (Kavkazskij plennik)",
    author = " {Der Deutschen Puschkin-Gesellschaft}",
    year = "2009",
    publisher = "Biblion",
    address = ", Germany",
    doi = "10.3726/b12000",
    url = "https://www.peterlang.com/document/1056328"
}