@book { DieZyklisierunglyrischerTextebeiAleksandrABlok,
    title = "Die Zyklisierung lyrischer Texte bei Aleksandr A. Blok",
    author = "Erich {Poyntner}",
    year = "1988",
    publisher = "Biblion",
    address = ", Germany",
    doi = "10.3726/b12794",
    url = "https://www.peterlang.com/document/1067175"
}