@book { WerterlebenimbiographischenRckblick,
    title = "Werterleben im biographischen Rückblick",
    author = "Martina {Becker}",
    year = "2021",
    publisher = "Meidenbauer",
    address = ", Germany",
    url = "https://www.peterlang.com/document/1100487"
}