@book { Neizdannoeinesobrannoe,
    title = "Neizdannoe i nesobrannoe",
    author = "Fëdor {Sologub}",
    year = "1989",
    publisher = "Biblion",
    address = ", Germany",
    doi = "10.3726/b12215",
    url = "https://www.peterlang.com/document/1066750"
}