@book { DasErsteRussischeLesebuchfrFamilien,
    title = "Das Erste Russische Lesebuch für Familien",
    author = "Lubov {Babushkina}",
    year = "2024",
    publisher = "Audiolego",
    address = ", Deutschland",
    url = "https://tolino.openpublishing.com/document/1449190"
}