@book { RussizismeninderdeutschenSprache,
    title = "Russizismen in der deutschen Sprache",
    author = "Irina {Ostmann}",
    year = "2014",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-02830-0",
    url = "https://www.peterlang.com/document/1046433"
}